NZDSDQSF5FM Transmitter

8 7 6 5 4 3 2 1 9 10 23 24 27 11 14 28 16 13 20 12 A0 A1 A2 A3 A4 A5 A6 A7 ISD2560 A8 A9 CE __ PD P/R _ 25 22 26 EOM ___ OVF ___ XCK 19 17 18 21 AGC MIC MIC REF ANA OUT ANA IN AUX IN 15 SP+ SP- VSSA VSSD VCCA VCCD 8 7 6 5 4 3 2 1 9 10 23 24 27 11 14 28 16 13 20 12 A0 A1 A2 A3 A4 A5 A6 A7 ISD2560 A8 A9 CE __ PD P/R _ 25 22 26 EOM ___ OVF ___ XCK 19 17 18 21 AGC MIC MIC REF ANA OUT ANA IN AUX IN 15 SP+ SP- VSSA VSSD VCCA VCCD 8 7 6 5 4 3 2 1 9 10 23 24 27 11 14 28 16 13 20 12 A0 A1 A2 A3 A4 A5 A6 A7 ISD2560 A8 A9 CE __ PD P/R _ 25 22 26 EOM ___ OVF ___ XCK 19 17 18 21 AGC MIC MIC REF ANA OUT ANA IN AUX IN 15 SP+ SP- VSSA VSSD VCCA VCCD 2345 54321 1 A B C DD C B A SIZE A CODEREV TITLE SHEETDATE D E S I G N S 2689 S PRAIRIE DUNES DR - LAS VEGAS NV 89122 (702) 641-9334 NOTES: DESIGN BY: WAYNE SLATER BBD: FINAL APPROVAL CLIENT: : 4 3 2 18 7 6 5 1 2 4 5 6 HC20A 9 10 13 8 12 HC20B 9 8 7 6 5 4 3 2 1 10 U11 +5 RECORD U12 A8 A7 A5 A4 A3 A2 A1 A0+5 U13 A8 A7 A5 A4 A3 A2 A1 A0 +5 ______ RECORD ______ R64 33K C61 R66 C56C57C55.1.1.1 .1 1% 9.1K XNET 3 MINUTE AUDIO MESSAGE REPEATER 3/12/97 C58 C59 C60 R63 330 2.2MF 2.2MF 2.2MF LAST C65, (J2), (L3), R66, U15, RN1, (CR5) FILEN: XN3MMR.SCH REVISED 1-12-99 REC/PB gain REVISED, ADDED U15B TO ELIMINATE RFI CAUSED BY OPEN PINS(2/23/00) +9 PBOUT U14 C62 0.1 C63 LM386 C65 R65 33K C64 1% 10MF .1 .2MF EOM U15 MICROCAST INC. 3/11/98 4 OF 5 AMROVF ______ +5 U15 +5 A7 A8 A5 A4 A3 A2 A1 A0 PD/CE ______ __ RN1 PLAY RECORD ____ S3 PBM S4 PBM MODOUT R62 15K

5 4 6 HC00B 4 3 2 18 7 6 5 2345 54321 1 A B C DD C B A SIZE A CODEREV TITLE SHEETDATE D E S I G N S 2689 S PRAIRIE DUNES DR - LAS VEGAS NV 89122 (702) 641-9334 NOTES: DESIGN BY: WAYNE SLATER BBD: FINAL APPROVAL CLIENT: : 2 3 1 HC02A 1 2 3 HC00A 5 6 4 HC02B 11 12 13 HC02D 8 9 10 HC02C 11 13 12 HC00D 8 9 10 HC00C 4 3 2 18 7 6 5 CCW 4 3 2 18 7 6 5 1 2 3 4 5 6 7 8 T T-NC R-NC R S 4 1 5 2 3 6 7 16 8 15 14 13 12 11 10 9 PLAY FUSE 13 2 LM340L5 U7 R47 Q1 R45 R44 U6 R48 C49 R59 +9LM386N1 220 36K 36K 2K 2N2222 0.1MF 3.3 PLAY/PAUSE R46 100K U8U8 U8 S2 __________ MICROCAST INC 13MAR98 Q2 R49 U7 R54 U9 LM386N1 +9 220 2N2222100K C47 R55 3.3 0.1MF R50 Q3 R51 75K VR1 R53 C44 .001 75K 10K 220 2N2222 U10 C43 C45 R52 3.3 0.1MF C46 470MF .001 LM386N1 AUX/SPKR VOLUME CR6C69 1MF C67C68 +9+9 .1MF.1MF XNET: MTHRBD: AUDIO SWITCHING/AMPLIFIERS C51 R60 560 R61 C50 22MF 100MF SDFN1 INT0N1 N1EN VIN+ XMITOFF J4 SDTN1 ____ EXTERNAL TRANSMITTER 2 OF 4 100 PD/CE C48 R58 R56 1K 47 47 __ FILEN: XNALOGIC.SCH 250MF J3 R57 AUX OUT 1 2 J7 SPEAKER * MODOUT* LISTEN LIVE XMT_AUDIO EOM PBOUT PROCOUT U8 U7 RECORD N1EN ______ ____ ______ PLAY/PAUSE J6 INT0N1 AMROVF XMITOFF ____ SDTN1 SDFN1 ______ PLAY PANEL BOARD INF * __________ ADDED C66,67,68, U15 *CONNECTION TO XN3MMR.SCH U7 CR7 LAST: C54, J4, (L3), R61, CR7, U10 VIN+ +5 VIN+ T S-NC S S-NC J5 DC POWER IN F1 S1 C52C53 C54 C66 .01MF .1MF U16 1000MF ON/OFF 1 AMP .1MF

SDFN TIMR FREQ +5 VIN+ XMITOFF N1SEL PLAY/PAUSE N1EN SDFN0 SDTN0 SDTN C1 INT0N0 C2 Y1 INT0N 4.194MHZ +5 4 1 5 2 3 6 7 16 8 15 14 13 12 11 10 9 J2 VIN+ XMTR BOARD INF C3 10MF C4C5 .01MF LM340L5 U7 C6C7C8C9 .1MF.1MF.1MF.1MF R12 CR615K .1MF 2 1 3 DS2430 DQ COM U11 R19 2.2K __________ ---- 22p22p +5 LIVE AUDIO_IN U1 LISTEN N1EN RECORD ______ ____ ______ PLAY/PAUSE J1 INT0N1 AMROVF XMITOFF ____ R1 CR1CR3CR5CR2 R2R3 CR4 R4R5 220 5PLCS AUDIO BOARD INF PIC16C64/10-A SDTN1 SDFN1 PLAY ______ RN1 10K VIN+ V2 U10 CR7 R11 R10 15K C10 U10 15K AUDIO_IN R14 15K C12 VR1 10MF METER CAL R16 15K U6 (4543) WAS DELETED, SOFTWARE REPLACED NEED FOR CHIP THIS NEW VERSION ADDS TOTAL CONTROL OF 2 NOMADS, ADDS PAUSE MODE TO THE MESSAGE REPEATER, AND CLEARS REC & PLAY WHEN AN OVERFLOW OCCURS IN THE MESSAGE REPEATER. 1MF +5 B0 S2 S3 S1 S4 ____ ____ ______ STOP PLAY RECORD LISTEN S5PU B1 B2 B3 BP PLAY/PAUSE BP S5LIVE ____ D C B A U2 3C3D3EB-C BP U3 ABCDB0BPABCDB1 B-C 2E2D2C2B2A1G1F1E1D1C1B1A D0=LSD BCD OUTPUTS .1MHZ DIGIT1MHZ DIGIT - VI-322-DP VARITRONIX LCD DISPLAY DIGIT 1=LSDDIGIT 4=MS1/2D DSP1 135791113151719 2 468101214161820 GRNRED A K LUMEX 10 SEG BARGRAPH SSA-LXB102-G5Y512D U8 181716151413121110 987654321 LM3914 V-V+RLDSIGRH1 REF OUT REF ADJ MODE L10L2 L1 L3L4L5L6L7L8L9 DIGIT SEL U5 AMROVF ______ 4DP TIMR S6 S7 ______ __ F DN ____ ____ BP FREQ S8 ____ F UP ON AIR 3G3F3A RN2 10K S5PU V2 VIN+ BPB3 DCBA U9 R9 R8 CR8 CR9 R13 C11 1MF 15K XNET SUB-PANEL BOARD MICROCAST FILEN: XNPANLV2.SCH 22K 470 5/06/98 1B1C1D1E2C2D2E SDTN0 INT0N1 SDTN1 INT0N0 SDFN U4 2F2G3A3B3C3D3E3F3G BPB2DCBABP 10MHZ DIGIT R17 10K 3DP 3B2G2F2A2B1G1F1A L +5 N1SEL SDFN0 SDFN1 SDTN INT0N 1 OF 1 U6 FINAL 2.1 THE OLD 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 9 24 23 22 21 10 11 12 13 14 15 16 17 18 19 20 8 7 6 5 4 3 2 1 MCLR/Vpp RA0 RA1 RA2 RA3 RA4/TOCK1 RA5/SS __ RE0/RD __ RE1/WR __ RE2/CS __ Vdd Vss OSC1/CKIN OSC2/CKOU RC0/T1OSO /T1CK1 RC1/T1OS1 RC2/CCP1 RC3/SCK /SCL RD0/PSP0 RD1/PSP1 RB7 RB6 RB5 RB4 RB3 RB2 RB1 RB0/INT Vcc Vss RD7/PSP7 RD6/PSP6 RD5/PSP5 RD4/PSP4 RC7 RC6 RC5/SDO RC4/SDI/SDA RD3/PSP3 RD2/PSP2 PIC16C64/A 1 2 3 4 5 6 7 8 2345 54321 1 A B C DD C B A SIZE A CODEREV TITLE SHEETDATE D E S I G N S 2689 S PRAIRIE DUNES DR - LAS VEGAS NV 89122 (702) 641-9334 NOTES: DESIGN BY: WAYNE SLATER BBD: FINAL APPROVAL CLIENT: : 1 3 2 1 + - 8 V+ 2 3 V- 4 LM358A 9 8 7 6 5 4 3 2 1 10 5 6 7 + - 4 8 V+ LM358B V- CCW 6714235 9101112131514 PHBLLDDCBA gfedcba 4543 6714235 9101112131514 PHBLLDDCBA gfedcba 4543 40393837363534333231302928272625 9 24232221 10 11121314151617181920 87654321 6714235 9101112131514 PHBLLDDCBA gfedcba 4543 9 8 7 6 5 4 3 2 1 10 6714235 9101112131514 PHBLLDDCBA gfedcba 4543 2468 IA0IA1IA2IA3 18161412 YA0YA1YA2YA3 OEA 1 IB0IB1IB2IB3 YB0YB1YB2YB3 17151311 19 OEB 3579 LS244