K66RP80UUHF TRANSMITTER

To: Frank Coperich Cc: Sid Sanders Subject: K66RP80U TIMCO ENGINEERING INC. PO Box 370 849 State Road Newberry, Florida 32669 [email protected] 6/22/99 TO: Mr. Frank Coperich FEDERAL COMMUNICATIONS COMMISSION Subject: YAESU MUSEN CO., LTD. FCCID: K66RP80U CONFIRMATION # EA94153 Dear Frank: I would like to request that the emission designator be changed to 16K0F3E for 25KHz spacing and 11K0F3E for 12.5KHz spacing. The application has not yet been granted. Could you please amend the 731 form. If you have any questions or need anything please let me know. Thanks in advance for your help in this matter. BEST REGARDS, Sid Sanders [email protected]

TABLE OF CONTENTS LIST APPLICANT: YAESU MUSEN CO., LTD. FCC ID: K66RP80U TEST REPORT: PAGE 1......COVER SHEET - GENERAL INFORMATION & TECHNICAL DESCR. PAGE 2......TECHNICAL DESCRIPTION CONTINUED PAGE 3......RF POWER OUTPUT PAGE 4......MODULATION CHARACTERISTICS PAGE 5-6....OCCUPIED BANDWIDTH PAGE 7......SPURIOUS EMISSIONS AT ANTENNA TERMINALS PAGE 8......FIELD STRENGTH OF SPURIOUS EMISSIONS PAGE 9......METHOD OF MEASURING RADIATED SPURIOUS EMISSIONS PAGE 10......FREQUENCY STABILITY PAGE 11-12...TRANSIENT FREQUENCY STABILITY PAGE 13......CERTIFICATION OF TECHNICAL DATA PAGE 14......LIST OF TEST EQUIPMENT EXHIBIT CONTAINING: EXHIBIT 1.........POWER OF ATTORNEY LETTER EXHIBIT 2.........FCC ID LABEL SAMPLE EXHIBIT 3........ SKETCH OF FCC ID LABEL LOCATION EXHIBIT 4A........FRONT VIEW EXTERNAL PHOTOGRAPH EXHIBIT 4B........REAR VIEW EXTERNAL PHOTOGRAPH EXHIBIT 4C-4E.....INTERNAL CHASSIS VIEW PHOTOGRAPH EXHIBIT 4F-4G.....INTERNAL COMPONENT VIEW PHOTOGRAPH EXHIBIT 4H........INTERNAL SOLDER VIEW PHOTOGRAPH EXHIBIT 4I........REAR BOARD PHOTO EXHIBIT 5.........BLOCK DIAGRAM EXHIBIT 6A-6C.....SEMI CONDUCTOR AND ACTIVE DEVICES PARTS LIST EXHIBIT 7A........SCHEMATIC - COMPONENT OVERLAY DIAGRAM EXHIBIT 7B........SCHEMATIC - PR01 RX UNIT EXHIBIT 7C........SCHEMATIC - PT01 TX UNIT EXHIBIT 7D........SCHEMATIC - PL01 CONTROL UNIT EXHIBIT 7E-7F.....SCHEMATICS EXHIBIT 7G........SCHEMATIC - PW01 BOOSTER UNIT EXHIBIT 8.........CIRCUIT DESCRIPTION EXHIBIT 9A-9F.....THEORY OF OPERATION EXHIBIT 10A-10-O..USER'S MANUAL EXHIBIT 11A-11B...AUDIO FREQUENCY RESPONSE GRAPH EXHIBIT 12A-12B...AUDIO INPUT VS DEVIATION GRAPH EXHIBIT 13........AUDIO LOW PASS FILTER GRAPH EXHIBIT 14........OCCUPIED BANDWIDTH CW PLOT EXHIBIT 15........OCCUPIED BANDWIDTH PLOT -2500 Hz TONE EXHIBIT 16A-16D...TRANSIENT FREQUENCY RESPONSE PLOTS APPLICANT: YAESU MUSEN CO., LTD. FCC ID: K66RP80U REPORT #: F:\CUS\Y\YAE\YAE79A9.RPT PAGE: TABLE OF CONTENTS GENERAL_INFORMATION_REQUIRED FOR_TYPE_ACCEPTANCE 2.983 (a,b,c) YAESU MUSEN CO., LTD. will sell the MODEL NO. K66RP80U VHF transmitter in quantity, for use under FCC RULES PART 22 & 90. 2.983 (d) TECHNICAL DESCRIPTION (1) Type of Emission: 10K8F3E For 25KHz 10K8F3E For 12.5KHz For 25KHz Bn = 2M + 2DK M = 3000 D = 2.4KHz (Peak Deviation) K = 1 Bn = 2(3.0K) + 2(2.4K)(1) = 6.0K + 4.8K = 10.8K ALLOWED AUTHORIZED BANDWIDTH = 20.00KHz. For 12.5KHz Bn = 2M + 2DK M = 3000 D = 2.4KHz (Peak Deviation) K = 1 Bn = 2(3.0K) + 2(2.4K)(1) = 6.0K + 4.8K = 10.8K ALLOWED AUTHORIZED BANDWIDTH = 11.25KHz. 90.209(b)(5) (2) Frequency Range: 450-470 MHz (3) Power Range and Controls:There are NO user Power controls. (4) Maximum Output Power Rating: 40 Watts , into a 50 ohm resistive load. (5) DC Voltages and Current into Final Amplifier: POWER INPUT FINAL AMPLIFIER ONLY Vce = 13.6 Volts Ice = 15.2 A. Pin = 207 Watts APPLICANT: YAESU MUSEN CO., LTD. FCC ID: K66RP80U REPORT #: F:\CUS\Y\YAE\YAE79A9.RPT PAGE #: 1 (6) Function of each electron tube or semiconductor device or other active circuit device: - SEE EXHIBIT 6A-6B 2.983(d) (7) Complete Circuit Diagrams: The circuit diagram is included as EXHIBIT 7A-7G. The block diagram is included as EXHIBIT 5. (8) Instruction book. The instruction manual is included as EXHIBIT #8. (9) Tune-up procedure. The tune-up procedure is given in EXHIBIT #8. (10) Description of all circuitry and devices provided for determining and stabilizing frequency is included in the circuit description in the instruction manual. 2.983 (11) Description of any circuits or devices employed for suppression of spurious radiation, for limiting modulation, and for limiting power. In addition to the interstage filtering the multi- section low pass filter made up of LT01, CT01, CT04, LT02, & CT06. Limiting Modulaton: The transmitter audio limiting circuitry is contained in the loop filter IC01. Limiting Power: There is no provision for limiting power. (12) Digital modulation. This unit does NOT use digital modulation. 2.983(e) The data required by 2.985 through 2.997 is submitted below. APPLICANT: YAESU MUSEN CO., LTD. FCC ID: K66RP80U REPORT #: F:\CUS\Y\YAE\YAE79A9.RPT PAGE #: 2 2.985(a) RF_power_output. RF power is measured by connecting a 50 ohm, re- sistive wattmeter to the RF output connector. With a nominal battery voltage of 13.6VDC, and the transmitter properly adjusted the RF output measures: POWER INPUT POWER: (13.6V)(15.2A) = 207 Watts OUTPUT POWER: 42.0 Watts Efficiency: 20% METHOD OF MEASURING RF POWER OUTPUT /-----------\ /---------\ |Transmitter|---------------------|50 ohm | |under test | |Resistive| \-----------/ |Wattmeter| | \---------/ /-----------\ |Power | |Supply | \-----------/ 2.987(a) Voice Modulation_characteristics: (a) AUDIO_FREQUENCY_RESPONSE See the EXHIBIT #9. 2.987(a) AUDIO_LOW_PASS_FILTER The audio low pass filter is included and the plot is shown as EXHIBIT #11. Rules 90.210(b,d, & e) for mobile stations with a low pass filter. 2.987(b) Audio_input_versus_modulation A plot of the audio input versus deviation is shown in in EXHIBIT #10. APPLICANT: YAESU MUSEN CO., LTD. FCC ID: K66RP80U REPORT #: F:\CUS\Y\YAE\YAE79A9.RPT PAGE #: 3 2.989(c) Occupied_bandwidth: 90.210(b,) Data in the plots shows that on any frequency removed from the assigned frequency by more than 50%, but not more than 100%: At least 25dB. On any frequency removed from the assigned frequency by more than 100%, but not more than 250%: At least 35dB. On any frequency removed from the assigned frequency by more than 250%, of the authorized bandwidth: At least 43+log(P)dB. 90.210( d) 12.5KHz channel bandwidth equipment. For transmit- ters de signed to operate with a 12.5KHz channel bandwidth, any emission must be attenuated below the power (P) of the highest emission contained within the authorized bandwidth as follows; (1) On any frequency from the center of the authorized bandwidth f0 to 5.625kHz removed from fP0: Zero dB. (2) On any frequency removed from the center of the authorized bandwidth by a displacement freque…

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