DGVPA06

INTERIM MANUALPage i ii i Alpha 6 User Manual Rev X Alpha 6 User Manual Rev XAlpha 6 User Manual Rev X Alpha 6 User Manual Rev X A AA A LPHA LPHA LPHA LPHA 6 66 6 O OO O PERATING PERATING PERATING PERATING M MM M ANUAL ANUALANUAL ANUAL PRELIMINARY DRAFT PRELIMINARY DRAFTPRELIMINARY DRAFT PRELIMINARY DRAFT A LPHA/ P OWER by CrossLink, Inc. RF Power for Communications and Industry 6185 Arapahoe Road, Boulder, Colorado 80303-1401 (303) 473-9232 * FAX (303) 473-9660 ALPHA POWER PRODUCTS A LPHA 6 O perating M anual DISCLAIMER Information in this document is subject to change without notice. Information provided by CrossLink Inc.® is believed to be correct and reliable. However, no responsibility is assumed by CrossLink Inc., unless otherwise expressly taken. Companies, names, and data used as examples are fictitious, unless otherwise noted. No part of this document may be reproduced or transmitted in any form or by any means, graphic, electronic, or mechanical, for any purpose without the express permission of CrossLink, Inc. CrossLink, Inc. may have patents or pending patents, trademarks, copyrights, or other property rights covering the subject matter in this document. T he furnishings of this document does not give you license to these patents, trademarks, copyrights, or other intellectual property, except as expressly written in any license agreement form  CrossLink Inc. 6185 Arapahoe Road • Boulder, CO 80303 Phone 303.473.9232 • Fax 303.473.9660 Read this entire manual and all other publications pertaining to the work to be performed before you install, operate, or maintain this equipment. Practice all product safety instructions and precautions. CrossLink, Inc. provides information on its products and associated hazards, but it assumes no responsibility for the after-sale operation of the equipment or the safety practices of the Owner or User. See Warranty and Notices Appendix. ©Copyright 2001 by CrossLink Inc. All rights reserved. Page Page Page Page 2 22 2 Revision 1.0 Revision 1.0Revision 1.0 Revision 1.0 Table of Contents O WNER A SSISTANCE ................................................................................................................................. 4 E QUIPMENT S HIPPED ................................................................................................................................. 4 S AFETY : I NSTALLATION AND O PERATION ............................................................................................... 5 B EFO RE I NSTALLING Y OUR A LPH A 6........................................................................................................ 6 AC P OWER S OURCE .................................................................................................................................. 7 A NTENNA .................................................................................................................................................. 7 C OAX AND C ONNECTORS .......................................................................................................................... 8 A IR F LO W .................................................................................................................................................. 8 RF S AF ETY ................................................................................................................................................ 8 T RANSFORM ER I NSTALLATION (S EE F IGURES 2-4) ................................................................................... 9 I NSPECTION OF T UBE & C HIMN EY ............................................................................................................ 9 AC P RIM ARY C ONNECTIONS & A MPLIFIER G RO UNDING ....................................................................... 10 P OWER C ORD C ONNECTIONS — WARNING! ..................................................................................... 10 RF G ROUNDING ...................................................................................................................................... 11 C OAXI AL C ABLE T YPES & C ONNECTORS ............................................................................................... 13 T/R C ONTROL C ABLE ............................................................................................................................. 13 F IGURE 5: ALPHA 6 R EAR P AN EL ........................................................................................................ 14 4.1 Control Functions ......................................................................................................................... 15 4.2 Tune-up ......................................................................................................................................... 15 Grid Current ....................................................................................................................................... 16 ALC ..................................................................................................................................................... 16 Tune-up Procedure ............................................................................................................................. 16 4.3 Reflected Power Protection ................................................................................................... 17 4.4 Automatic Level Control (ALC) ............................................................................................. 18 F IGURE 6 – I NSIDE T OP V IEW ................................................................................................................. 19 F IGURE 7 – F RONT P AN EL L OWERED ...................................................................................................... 20 F IGURE 8 - I NSIDE F RONT P ANEL ........................................................................................................... 21 OPERATING AN…

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1 Alpha 6 FCC Equipment ID Plate Note: The drawings contained herein are not to scale. They are shown in expanded view for clarification purposes only. Figure 1. Details of Alpha 6 FCC ID Equipment Label The Proposed FCC ID is DGVPA06 . The details of the Label are displayed in Figure 1 above. The FCC ID will be printed in black block lettering on the gold-anodized chassis finish in Arial font size of eight-point (or greater). The FCC ID number will be in located on the outside of the Rear panel of the Amplifier in proximity to the RF Input and RF Output connectors (both SO-239) as shown in Figure 2 below. MODEL: PA-06FCC ID: DGVPA06 SERIAL NO: CrossLink Inc. 6185 Arapahoe Ave. Boulder, CO 80303 USA 7 “ 17.75 “ 4 “ wide 1.5” FCC ID Label (detail above) placed here S0- 239 SO- 239 External Cooling Fan RF Output RF Input Figure 2. Alpha 6 Rear Panel Detail Showing Placement of FCC Label

1 High Voltage Rectifier Center Partition to isolate RFSection from other circuitry High Voltage Safety Switch Transformer Top of Low pass filter AC Cover Removal Interlock Switch ! ! ! ! RF Section Power Supply/Analog Section " " " " 4CX1600B Front of Amplifier

1 Output Wattmeter PCB High Voltage Safety Switch Anodized Rear Chassis HV Feed-through

1 High Voltage Safety Switch HV RectifierPCB Power Supply filterand ScreenRegulator PCB ! ! ! ! Front Panel

1 4CX1600B with air chimney cover External Cooling Fan Rear Panel External Fuse RF Tank Circuit Cover Power Supply PCBs RF Output Connector (SO-239) Front Panel Center Partition

1 RF Tube Deck Assembly Strip Line Inductor Plate choke Assembly Tube Deck Fan Outputwattmeter PCB

1 Front Panel Output Low Pass Filter Assembly RF Tube Deck Assembly Tuning Capacitor Strip Line Inductor

1 Plate Choke Assembly Center shielding Partition Output Low Pass Filter Assembly Strip Line Inductor Tune Capacitor Load Capacitor

1 4CX1600B Front Panel Rear Panel RF Section ! ! ! ! " " " " Power Supply/Analog Control Transformer Location High Voltage Safety AC Lockout

1 Output Wattmeter PCB Tube Deck Blower Cage Tube Deck Assembly Plate Choke Assembly 4CX1600B Tube Socket Tube Deck Blower Motor Strip Line Inductor High Voltage Feed Through

TITLE DWG NO SIZE REV SHEET SCALE CAGE CODE A Alpha/Power 6 Block Diagram Input BypassRelay Output BypassRelay Input Matching& Input RF Detect OutputFilter 4CX1600B Tetrode(Grounded cathode) To/From Radio To/From Antenna Controller- Bias generation- Electronic bias switching- Arc detection- Other safety circuits- T/R switching control Power Supply Front Panel Display- Forward power bargraph- Reflected power bargraph- Multimeter bargraph: HV, IP, Tune- Wait, Oper/Stby, Fault, Iscrn LEDS- On/Off switch- Oper/Stby switch- Multimeter switch AC Line Input + HV Vscrn +12V -12V -125V 28V AC C.T. Ip,Isc,HV Mon. Eg Forward &RefelectedPower Sensor RF In Multimeter Fwd Ref Wait, Oper, Scrn, Fault LEDs Line Relay Controls Out T/R Vfwd, Vref Rx and TX Bypass Key In Key Out RF In/Out OutputMatching {Doc } {RevCode } ALPHA 6 CHASSIS SCHEMAT IC (SI MPLIFI ED) B 11 F riday, Januar y 04, 20 0 2 TitleS i ze Docum e nt Number Rev Dat e : Sheet of V1 4CX1600B L1I N DU CT O R R222 0/3 W R122 0/3 W C610 0 pF/7. 2kV C7 9- 30 pF / 4kV C8 9- 30 pF / 4kV K1VACUUM RELAY P Bypass L4 10uH J?RF OUT K1AC ON R156 0/2 W R6 20 0/2 W F120A/ 250VF220A/ 250V C4 100p f/ 1kV R360 0/2 W F32ASBF42ASB D1 1N4007 S3 I NTERLOCK SWI T CH R510 /15 W + C133uF / 50V R2 1k /10 W BL1 BLOWER K2STEP ST ART R410 /15 W P? 1 2 3 4 5 6 7 8 J1 1 2 3 4 5 6 7 8 C5 100p f/ 1kV S1 TB1 TAP SELECT 1234567 J1 123456789 P1 123456789 BL2 EXT ERNAL FAN P2CON6 123456 P3CON8 12345678 J1 CON6 123456 J2CON8 12345678 T1 T PX-X168 L310uH J2 RELAY J3 KEY OUT J4 AL C O UT R18 10 K C31n F S2OPER/ ST BY J1 RF IN C21n FC11n F J2 Bypass Tube Deck Board HVFeedBoard Microstrip Line LowpassFilter OutputWattmeterBoard MAINS BOARDABX-X404 100-120 VAC200-250 VAC CONTROL BOARDABX-X401 DISPLAY BOARDABX-X400 MULTI-METERSWITCH HEATER 0V0V 0V 14V 100V100V120V120V POWER SUPPLY BOARDABX-X402HV FILTER BOARDABX-X403 J5 J8GNDGNDJ8 J3+HV+HVJ5 J5-HV-HVJ6 J7+430V+430VJ7 J4-4SCREEN SCREEN +40V T/R STATUS BOARDABX-X403 OUT T/R RELAY CLOSED J1 +HVGND J1-2 J1-3J6-10 J6-17 J6-16 J2 J1 J1 J4 S4 L2 OUT T/R+OUT T/R- {Doc } {Rev Code} ALP HA 6 HV F ilt er a nd Scr een Su ppl y B oar d A BX- X403 B 11 F rid ay , Ja nua ry 0 4, 2002 Ti t l eSize D ocum ent Nu mber Re v D ate: Sheet of R?1 50K / 2W + C52 20/ 400 V R1 61M/2W D7 1N 576 3 J3HV+ 1 T R2 012K /2W R1 11k /1W R2 110/ 0. 5W + C62 20/ 400 V R?1 50K / 2W J8GN D 1 T R?1 50K / 2W C10. 002 /6k V J7+ 430 V 1 T J1HV 1 T D6 1N4733A J?CON41234 + C82 20/ 400 V + C72 20/ 400 V R1 51M/2W R1 915 /1W R?1 50K / 2WR?1 50K / 2W K1RELAY SPDT D4 1N 538 3 + C22 20/ 400 V R?1 50K / 2W + C?2 20/ 400 V R1 710 K R110/ 15W D3 1N 536 3 + C1 44 .7/ 500 V J?CON3123 D2 1N 538 3 + C32 20/ 400 V R?1 50K / 2W + C?2 20/ 400 V R1 41M/2W R1 21K / 2W D1 1N 475 7 D5 1N 536 3 C1 20. 002 /6k V R?1 50K / 2W + C42 20/ 400 V R?1 50K / 2W J6+ 430 V 1 T Q1 2 IR F830 + C1 11 00/ 500 V R?15/ 0. 5W R1 310/ 15W HV MONIP MON HARD2SCREEN GND HARD1 OUT P UT L PF.DSN { Re vCo de} Al p ha 6 Outpu t Lowpass Fi l ter B 11 We dnes d ay , December 19, 200 1 TitleSize D oc u me nt N umber Re v Dat e : Sh eet of C 1 3 9pF/ 2 .5kV C 4 3 9pF/ 2 .5kV C 2 10 0pF /2.5kV C 3 10 0pF /2.5kV L 1 2 15n H L 2 2 40n H L 3 2 15n H W 1 C OAX W 2 C OAX INPUTFROM TANK CIRCUIT OUTPUTTO OUTPUT T/R RELAY PA R TS LI ST C1, C4: A T C10 0C39 0J W 25 00X C C2, C3: A T C10 0C1 01J W 2500X C L1, L2, L3: 3 Tur ns 12aw g A gPlate bus w ire spac e d 1 w ire dia W 1, W 2: P CB attach points fo r R G 402 coax {Doc } {Rev C ode } POWER SUPPLY BOARD ABX-X40 2 B 11 Wedn esday, De cem ber 19, 2001 TitleSize Docum ent Number Re v Da t e : She et of D 2 1N4 0 07 D 1 1N4 0 07 D 3 1N4 0 07 D 4 1N4 0 07 J2CON8 12345678 D 7 1N4 0 07 D 8 1N4 0 07 D 6 1N4 0 07 D 5 1N4 0 07 J3CON3 123 T2 +430V 1 T T1 GND 1 T J4CON3123 + C1 33u F/ 250V D1 0 1N5 3 63 D1 1 1N5 3 63 D1 2 1N5 3 63 D1 3 1N5 3 63 R11K/3 W + C4 33u F/ 250V C50. 01/ 400V R2 8. 2K/5 W R3 8. 2K/5 W D? DIODE Z ENER + C2 33uF / 50V C30. 01/ 400V J1CON6 123456 -+ D1 4 BR1 T3 HV+ 1 T T4 HV- 1 T FROM HV WINDING ON TRANSFORMER TO HV FILTER BOARD { Doc } {R ev C ode} T/ R Stat us Board and Mult imeter S wit ch B 11 Thur sday , N ov ember 15, 2001 Ti t l eSize Document Nu mber Rev D ate: S heet of O U T T/ R R E LA Y C LO S ED TANK OUTPUT D1 1N 4004 D2 1N 4004 D3 1N 4004 L1 10uH C10. 02 /1kV J1CON8 1 2 3 4 5 6 7 8 S1 SW D P 3T T/R STATUSBOARDABX-X407 HV IPTUNE MU L TIM ETE R S W ITC H {Doc } { Rev Co de} 6M AMPLIFIER TU BE D ECK B 11 W ednesday, Decem ber 19, 200 1 TitleSize Document N um ber Rev Dat e: Sheet of K1RELAY DP DT D 2 1N 4001 D 3 1N 5711 R10 1K D 1 1N 4007 C17 100pF/ 1kV L1 BEA D ?S MT L3 BEA D ?S MT L5 BEA D ?S MT L6 BEA D ?S MT L7 BEA D ?S MT C1510pF/500V R14 100/ 50W R14 100/ 50W R14 150/2W C161000pF/ 1kV C161000pF/ 1kVC161000pF/ 1kV L?126n H C161000pF/ 1kV L1 BEA D ?S MT L1 BEA D ?S MT C161000pF/ 1kV C21100p F C 7 1000p F R 8 .2/ 3W RV1GT 1 C211000p F R 1 47 / 2 W C21100p F R 2 100K/3W R 8 .2/ 3W R14 10 / 2 W C191000p F R 2 100K/3W J1RCAD 4 1N 5711 C211000p F C14 1000p F R 2 100K/3W C201000p F C21100p F C 7 1000p F C 3 1000p F R14 10 / 2 W R 2 100K/3W C1561pF C 8 1000p F JP?HEAD ER 8 12345678JP?HEAD ER 3123 V14CX1600 B 12 3 7 5 4 6 C1539pF C 2 1000pF/ 1kV C 1 1000pF/ 1kV C181000pF/ 1kV NC OUTPUT TO T/R RELAY RF INPUT FROM SO-239 SCREEN GRID1IN TR+RF DETECT TUBE DECK HARNESS CONNECTION IN TR- Space beads! GNDGND SXX-X41 0 { Re v C ode } Alpha 6 Outp ut Wattm et er B oa rd Schem ati c B 11 W ednes day , N ov em ber 1 4, 200 1 Ti t l eSize Docume nt Num ber Rev D ate : S heet of RF in GNDVFwdVRef D21N5711 R8100/2WR2100/2W R1100/2WR7100/2W D1 1N5711 C21000 pF/ 50 V C11000 pF/ 50 V C31000 pF/ 50 V C4 1000 pF/ 50 V R3332K /1% R4332K /1% R568.1K /1% R668.1K /1% J1CON3123 C74.7pF / 3k VC8120p F/500 V C915-60pF L11mH GT1GT J2SO - 23 9 T1TRA NSFORMER C5 1000 pF/ 50 V C6 1000 pF/ 50 V D3 1N5711 D4 1N5711 D6 1N4148 C10 1000 pF/ 50 V D5 1N 5250 B 1T38T To Control Board From T/R Relay Common

5 5 4 4 3 3 2 2 1 1 DD CC BB AA Tube Deck Board HV Feed Board Microstrip Line Lowpass Filter Output Wattmeter Board MAINS BOARD ABX-X404 100-120 VAC 200-250 VAC CONTROL BOARD ABX-X401 DISPLAY BOARD ABX-X400 MULTI-METER SWITCH HEATER 0V 0V 0V 14V 100V 100V 120V 120V POWER SUPPLY BOARD ABX-X402 HV FILTER BOARD ABX-X403 J5 J8 GND GND J8 J3 +HV +HV J5 J5 -HV -HV J6 J7 +430V +430V J7 J4-4 SCREEN SCREEN +40V T/R STATUS BOARD ABX-X403 OUT T/R RELAY CLOSED J1 +HV GNDJ1-2J1-3 J6-10 J6-17J6-16 J2J1J1J4 S4 L2 OUT T/R+ OUT T/R- {Doc}{RevCode} ALPHA 6 CHASSIS SCHEMATIC (SIMPLIFIED) B 11Friday, January 04, 2002 Title SizeDocument NumberRev Date:Sheetof V1 4CX1600B L1 INDUCTOR R2 220/3W R1 220/3W C6 100pF/7.2kV C7 9-30 pF/4kV C8 9-30 pF/4kV K1 VACUUM RELAY P Bypass L4 10uH J? RF OUT K1 AC ON R1 560/2W R6 200/2W F1 20A/250V F2 20A/250V C4 100pf/1kV R3 600/2W F3 2ASB F4 2ASB D1 1N4007 S3 INTERLOCK SWITCH R5 10/15W + C1 33uF/50V R2 1k/10W BL1 BLOWER K2 STEP START R4 10/15W P? 12345678 J1 12345678 C5 100pf/1kV S1 TB1 TAP SELECT 1 2 3 4 5 6 7 J1 1 2 3 4 5 6 7 8 9 P1 1 2 3 4 5 6 7 8 9 BL2 EXTERNAL FAN P2 CON6 1 2 3 4 5 6 P3 CON8 1 2 3 4 5 6 7 8 J1 CON6 1 2 3 4 5 6 J2 CON8 1 2 3 4 5 6 7 8 T1 TPX-X168 L3 10uH J2 RELAY J3 KEY OUT J4 ALC OUT R18 10K C3 1nF S2 OPER/STBY J1 RF IN C2 1nF C1 1nF J2 Bypass

1 1 11 1T 38T To Control Board From T/R Relay Common SXX-X410{RevCode} Alpha 6 Output Wattmeter Board Schematic B 11Wednesday, November 14, 2001 Title SizeDocument NumberRev Date:Sheet of GND VFwd VRef RF in D2 1N5711 R8 100/2W R2 100/2W R1 100/2W R7 100/2W D1 1N5711 C2 1000pF/50V C1 1000pF/50V C3 1000pF/50V C4 1000pF/50V R3 332K/1% R4 332K/1% R5 68.1K/1% R6 68.1K/1% J1 CON3 1 2 3 C7 4.7pF/3kV C8 120pF/500V C9 15-60pF L1 1mH GT1 GT J2 SO-239 T1 TRANSFORMER C5 1000pF/50V C6 1000pF/50V D3 1N5711 D4 1N5711 D6 1N4148 C10 1000pF/50V D5 1N5250B

1 1 11 HV MON IP MON HARD2 SCREEN GND HARD1 {Doc}{RevCode} ALPHA 6 HV Filter and Screen Supply Board ABX-X403 B 11Friday, January 04, 2002 Title SizeDocument NumberRev Date:Sheet of R? 150K/2W + C5 220/400V R16 1M/2W D7 1N5763 J3 HV+ 1 T R20 12K/2W R11 1k/1W R21 10/0.5W + C6 220/400V R? 150K/2W J8 GND 1 T R? 150K/2W C1 0.002/6kV J7 +430V 1 T J1 HV 1 T D6 1N4733A J? CON4 1 2 3 4 + C8 220/400V + C7 220/400V R15 1M/2W R19 15/1W R? 150K/2W R? 150K/2W K1 RELAY SPDT D4 1N5383 + C2 220/400V R? 150K/2W + C? 220/400V R17 10K R1 10/15W D3 1N5363 + C14 4.7/500V J? CON3 1 2 3 D2 1N5383 + C3 220/400V R? 150K/2W + C? 220/400V R14 1M/2W R12 1K/2W D1 1N4757 D5 1N5363 C12 0.002/6kV R? 150K/2W + C4 220/400V R? 150K/2W J6 +430V 1 T Q12 IRF830 + C11 100/500V R? 15/0.5W R13 10/15W

1 1 11 INPUT FROM TANK CIRCUIT OUTPUT TO OUTPUT T/R RELAY PARTS LIST C1, C4: ATC100C390JW2500XC C2, C3: ATC100C101JW2500XC L1,L2,L3: 3 Turns 12awg AgPlate bus wire spaced 1 wire dia W1,W2: PCB attach points for RG402 coax OUTPUT LPF.DSN{RevCode} Alpha 6 Output Lowpass Filter B 11Wednesday, December 19, 2001 Title SizeDocument NumberRev Date:Sheet of C1 39pF/2.5kV C4 39pF/2.5kV C2 100pF/2.5kV C3 100pF/2.5kV L1 215nH L2 240nH L3 215nH W1 COAX W2 COAX

1 1 11 FROM HV WINDING ON TRANSFORMER TO HV FILTER BOARD {Doc}{RevCode} POWER SUPPLY BOARD ABX-X402 B 11Wednesday, December 19, 2001 Title SizeDocument NumberRev Date:Sheet of D21N4007 D11N4007 D31N4007 D41N4007 J2 CON8 1 2 3 4 5 6 7 8 D71N4007 D81N4007 D61N4007 D51N4007 J3 CON3 1 2 3 T2 +430V 1 T T1 GND 1 T J4 CON3 1 2 3 + C1 33uF/250V D10 1N5363 D11 1N5363 D12 1N5363 D13 1N5363 R1 1K/3W + C4 33uF/250V C5 0.01/400V R28.2K/5W R38.2K/5W D? DIODE ZENER + C2 33uF/50V C3 0.01/400V J1 CON6 1 2 3 4 5 6 -+ D14 BR1 T3 HV+ 1 T T4 HV- 1 T

1 1 11 T/R STATUS BOARD ABX-X407 HVIPTUNE MULTIMETER SWITCH {Doc}{RevCode} T/R Status Board and Multimeter Switch B 11Thursday, November 15, 2001 Title SizeDocument NumberRev Date:Sheet of OUT T/R RELAY CLOSED TANK OUTPUT D1 1N4004 D2 1N4004 D3 1N4004 L1 10uH C1 0.02/1kV J1 CON8 12345678 S1 SW DP 3T

ALPHA 6 VHF Power Amplifier Test Report for Grant of Certification for Use in Part 97 Amateur Service under the Rules of the Federal Communications Commission January 11, 2002 Submitted by: CrossLink Inc. 6185 Arapahoe Road Boulder, CO 80303 Voice: 303.473.9232 x101 Table of Contents 1.0INTRODUCTION ..............................................................................................................................1 2.0DESCRIPTION OF AMPLIFIER ....................................................................................................1 2.1.G EN ERA L F EATURES .........................................................................................................................1 2.2D ESI GN F EATURES ............................................................................................................................2 2.3DC OPERATING C ONDITIONS ............................................................................................................2 2.4S PECIAL D ES IGN C ONSIDERATIONS ..................................................................................................3 2.4.1Minimal gain at 27 MHz ..........................................................................................................3 2.4.2In-band Gain ............................................................................................................................3 2.4.3Spurious Emissions ..................................................................................................................3 2.4.4Anti-tampering Features ..........................................................................................................4 3.0TEST RESULTS.................................................................................................................................4 3.1I N -B AND G AIN ..................................................................................................................................5 3.1.1Test Procedure .........................................................................................................................6 3.1.2Results ......................................................................................................................................6 3.1.3Conclusion................................................................................................................................7 3.2O UT - OF -B AND G AIN .........................................................................................................................7 3.2.1Test Procedure .........................................................................................................................7 3.2.2Results ......................................................................................................................................7 3.2.3Conclusions ..............................................................................................................................8 3.3C ONDUCTED E MISSIONS ....................................................................................................................8 3.3.1Test Setup .................................................................................................................................8 3.3.2Test Procedure .........................................................................................................................9 3.3.3Conclusions ............................................................................................................................10 3.4R ADIATED E MISSIONS .....................................................................................................................10 3.4.1Test Procedure .......................................................................................................................10 3.4.2Results ....................................................................................................................................11 3.4.3Conclusions ............................................................................................................................11 4.0OTHER COMPLIANCE INFORMATION ..................................................................................11 4.1FCC ID ...........................................................................................................................................11 5.0 SUMMARY............................................................................................................................................11 APPENDIX A-1 -- PART 97 COMPLIANCE MATRIX ...........................................................................1 APPENDIX A-2 -- PART 2 COMPLIANCE MATRIX .............................................................................2 APPENDIX B -- 4CX1600B TUBE CHARACTERISTICS ......................................................................3 APPENDIX C – AMPLIFIER BLOCK DIAGRAM AND RF SECTION VOLTAGE AND CURRENT LEVELS......................................................................................................................................4 APPENDIX D -- COPY OF INSTALLATION AND OPERATING INSTRUCTIONS .........................2 APPENDIX E-- DRAWING OF EQUIPMENT ID PLATE ......................................................................3 APPENDIX F—COMPLETE SET OF SCHEMATICS ............................................................................4 APPENDIX G -- DETAILED PHOTOS OF EQUIPMENT ......................................................................5 1 1.0 Introduction This report details the results of the tests performed to demonstrate compliance of the design and manufacturing configuration of the ALPHA 6 amplifier with the applicable portions of the FCC regulations pertaining to this class of equipment. Two compliance matrices listing the applicable FCC regulations and the corresponding section of the test report that address these rules are provide…

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