H78KPMT150VHF Data Radio

TABLE OF CONTENTS LIST APPLICANT: KP ELECTRONIC SYSTEMS LTD. FCC ID: H78KPMT150 TEST REPORT: PAGE 1......COVER SHEET - GENERAL INFORMATION & TECHNICAL DESCR. PAGE 2......TECHNICAL DESCRIPTION CONTINUED PAGE 3......RF POWER OUTPUT AND MODULATION CHARACTERISTICS PAGE 4-5....OCCUPIED BANDWIDTH PAGE 6......SPURIOUS EMISSIONS AT ANTENNA TERMINALS PAGE 7......FIELD STRENGTH OF SPURIOUS EMISSIONS PAGE 8......METHOD OF MEASURING RADIATED SPURIOUS EMISSIONS PAGE 9......FREQUENCY STABILITY PAGE 10-11...TRANSIENT FREQUENCY STABILITY PAGE 12......CERTIFICATION OF TECHNICAL DATA AND LIST OF TEST EQUIPMENT EXHIBITS CONTAINING: EXHIBIT 1.........POWER OF ATTORNEY LETTER EXHIBIT 2.........FCC ID LABEL SAMPLE EXHIBIT 3.........SKETCH OF FCC ID LABEL LOCATION EXHIBIT 4A........EXTERNAL FRONT VIEW PHOTOGRAPH EXHIBIT 4B........EXTERNAL REAR VIEW PHOTOGRAPH EXHIBIT 4C........INTERNAL COMPONENT SIDE PHOTOGRAPH EXHIBIT 4D........INTERNAL SOLDER SIDE PHOTOGRAPH EXHIBIT 5.........BLOCK DIAGRAM EXHIBIT 6A........SCHEMATIC - ENCODER EXHIBIT 6B........SCHEMATIC - SYNTHESIZER EXHIBIT 6C........SCHEMATIC - RF TRANSMITTER EXHIBIT 6D........SCHEMATIC - POWER SUPPLY EXHIBIT 7A-7B.....CIRCUIT DESCRIPTION AND THEORY OF OPERATION EXHIBIT 8.........TUNING PROCEDURE EXHIBIT 9.........USER'S MANUAL EXHIBIT 10........OCCUPIED BANDWIDTH PLOT - CW EXHIBIT 11........MODULATION LIMITING - 4800 BAUD EXHIBIT 12A-12B...TRANSIENT FREQUENCY RESPONSE PLOTS APPLICANT: KP ELECTRONIC SYSTEMS LTD. FCC ID: H78KPMT150 REPORT #: T:\CUS\K\KP\KP312A9\KPE312A9.RPT PAGE: TABLE OF CONTENTS GENERAL INFORMATION REQUIRED FOR TYPE ACCEPTANCE 2.1033 KP ELECTRONIC SYSTEMS LTD. will sell the (c)(1)(2) MODEL NO. H78KPMT150 VHF transceiver in quantity, for use under FCC RULES PART 22 & 90. 2.1033 (c) TECHNICAL DESCRIPTION 2.1033 (3) User Manual SEE Exhibit 9 2.1033 (4) Type of Emission: 20K0F2D For 25KHz 10K0F2D For 12.5KHz For 25KHz Bn=2M+2DK M = 19,200 Bits per second D = 0.4KHz (Peak Deviation) K=1 Bn = 2(19,200/2) + 2(0.4K)(1) = 19.2K + 0.8K = 20.0K ALLOWED AUTHORIZED BANDWIDTH = 20.00KHz. For 12.5KHz Bn=2M+2DK M = 9600Bits per second D = 0.825kHz (Peak Deviation) K=1 Bn = 2(9.6/2)k + 2(0.825)K(1) = 9.6K + 1.65K = 11.25K ALLOWED AUTHORIZED BANDWIDTH = 11.25KHz. 90.209(b)(5) 2.1033 (5) Frequency Range: 148-174 MHz (6) Power Range and Controls: There are NO user Power controls. (7) Maximum Output Power Rating: 2.0 Watts , into a 50 ohm resistive load. (8) DC Voltages and Current into Final Amplifier: POWER INPUT FINAL AMPLIFIER ONLY Vce = 13.6 Volts Ice = 0.50 A. Pin = 6.8 Watts APPLICANT: KP ELECTRONIC SYSTEMS LTD. FCC ID: H78KPMT150 REPORT #: T:\CUS\K\KP\KP312A9\KPE312A9.RPT PAGE #: 1 (9) Tune-up procedure. The tune-up procedure is given in EXHIBIT #8. 2.1033 (10) Complete Circuit Diagrams: The circuit diagram is included as EXHIBIT 6A-6D. The block diagram is included as EXHIBIT 5. (11) Function of each electron tube or semiconductor device or other active circuit device: -SEE EXHIBIT 6. (8) Instruction book. The instruction manual is included as EXHIBIT #9. (10) Description of all circuitry and devices provided for determining and stabilizing frequency is included in the circuit description in the instruction manual. 2.1033(c)(11) A photograph or drawing of the equipment identification label is shown in Exhibit 2. 2.1033(c)(12) Photographs of the equipment of sufficient clarity to reveal equipment construction and layout and label location are shown in Exhibit 4. 2.1033(c)(13) For equipment employing digital modulation, a detail description of the modulation technique. This UUT uses FSK to modulate the transmitter. 2.1033(c)(14) 2.1046(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 OUTPUT INPUT POWER: (13.5V)(0.52A) = 6.8 Watts OUTPUT POWER: 2.1 Watts Efficiency: 30% APPLICANT: KP ELECTRONIC SYSTEMS LTD. FCC ID: H78KPMT150 REPORT #: T:\CUS\K\KP\KP312A9\KPE312A9.RPT PAGE #: 2 METHOD OF MEASURING RF POWER OUTPUT /-----------\ /---------\ |Transmitter|---------------------|50 ohm | |under test | |Resistive| \-----------/ |Wattmeter| | \---------/ /-----------\ |Power | |Supply | \-----------/ 2.1047(a) Voice Modulation characteristics: NOT APPLICABLE, F2 type of emission. 2.1049 AUDIO LOW PASS FILTER This UUT does not have a low pass filter. APPLICANT: KP ELECTRONIC SYSTEMS LTD. FCC ID: H78KPMT150 REPORT #: T:\CUS\K\KP\KP312A9\KPE312A9.RPT PAGE #: 3 2.1049 Occupied bandwidth: 90.210(c,) For transmitters that are not equipped with an audio low pass filter pursuant to S90.211(b), the power of any emission must be attenuated below the unmodulated carrier output power as follows; (1) On any frequency removed from the center of the authorized bandwidth ba a displacement frequency(fd in kHz) of more than 5kHz but not more than10KHz: At least 83 log(fd/5)dB; (2)ON any frequency removed from the center of the authorized bandwidthbyadisplacement frequency(fd in kHz) of more than 10kHz, but not more than 250% of the authorized bandwidth: At least 29 log(fd2/11)dB or 50dB, whichever is the lesser attenuation; (3) On any frequency removed from the center of the authorized bandwidth by more than 250% of the authorized bandwidth: At least 43+10 log(Po)dB. 90.210(d) Emission Mask D - 12.5 kHz channel bandwidth equip- ment. For transmitters designed to operate with a 12.5 kHz 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 5.625 kHz removed from f0: Zero dB. (2) On any frequency from the center of the authorized bandwidth by a displacement frequency (fd in kHz) of more than 5.625 kHz but no more than 12.5 kHz: At least 7.27 (fd - 2.88 kHz) dB. (3) On any frequency removed from the center of the authorized band- width by a dis…

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