Model 8640B TM 9-4935-601-14-7&P
Table 6-3. Replaceable Parts
Reference HP Part Mfr
Designation Number Qty Description Code Mfr Part Number
A3A1A2L1 9140-0142 4 COIL FXD MOLOED RF CHOKE 2.2UH 10% 24226 10/221
A3A12L2 9140-0142 COIL-FXD MOLDED RF CHOKE 2.2UH 10% 24226 10/221
A3A1A2MP1 1200-0173 INSULATOR XSTR T0-5 .075-THX 28480 1200-0173
A3A1A2Q1 1854-0247 8 TRANSISTOR NPN SI TO-39 PD=1W FT800MHZ 28480 1854-0247
A3A1A2Q2 1854-0247 TRANSISTOR NPN SI TO-39 PD=1W FT-800MHZ 28480 1854-0247
A3A1A2R1 0757-0422 4 RESISTOR 909 1% .125W F TC=0+-100 24546 C4-1/8-T0-909R-F
A3A1A2R2 0698-7212 3 RESISTOR 100 2% .05W F TC=0+-100 24546 C3-1/8-T0-100R-G
A3A1A2R3 0698-7188 2 RESISTOR 10 2% .05W F TC=0+-100 24546 C3-1/8-T0-10R-G
A3A1A2R4 0698-3445 4 RESISTOR 348 1% .125W F TC=0+-100 16299 C4-1/8-T0-348R-F
A3A1A2RS 0698-7214 2 RESISTOR 121 2% .05W F TC=0+-100 24546 C3-1/8-T0-121R-G
A3A1AZR6 0698-7224 4 RESISTOR 316 2% .05W F TC=0+-100 24546 C3-1/8-T0-316R-G
A3A1A2R7 0757-0422 RESISTOR 909 1% .125W F TC=0+-100 24546 C4-1/8-T0-909R-F
A3A1A2R8 0698-7193 2 RESISTOR 16.2 2% .05W F TC=0+-100 24546 C3-1/8-T0-16R2-G
A3A1A2R9 0698-3445 RESISTOR 348 1% .125W F TC=0+-100 16299 C4-1/8-T0-348R-F
A3A1A2R10 0698-7214 RESISTOR 121 2% .05W F TC=0+-100 24546 C3-1/8-T0-121R-G
A3A1AT1 08640-00007 3 LOOP BUFFER INPUT 28480 08640-00007
A3A1A3 08640-60037 1 COUNTER/BUFFER AMPLIFIER ASSY 28480 08640-60037
A3A1A3C1 0160-3456 CAPACITOR-FXD 1000PF +-10% 1000WVOC CER 28480 0160-3456
A3A1A3C2 0160-3456 CAPACITOR-FXD 1000PF +-10% 1000WVOC CER 28480 0160-3456
A3A1A3C3 0160-3878 CAPACITOR-FXD 1000PF +-20% 100WVOC CER 28480 0160-3878
A3A1A3C4 0160-3456 CAPACITOR-FXD 1000PF +-10% 1000WVOC CER 28480 0160-3456
A3A1A3C5 0160-3456 CAPACITOR-FXD 1000PF +-10% 1000WVOC CER 28480 0160-3456
A3A1A3C6 0160-3878 CAPACITOR-FXD 1000PF +-20% 100WVOC CER 28480 0160-3878
A3A1A3C7 0160-3456 CAPACITOR-FXD 1000PF +-10% 1000WVOC CER 28480 0160-3456
A3A1A3L1 9140-0142 COIL-FXD MOLDED RF CHOKE 2.2UH 10% 24226 10/221
A3A1A3L2 9140-0142 COIL-FXD MOLDED RF CHOKE 2.2UH 10% 24226 10/221
A3A1A3MP1 1200-0173 INSULATOR-XSTR TO-5 .075-THK 28480 1200-0173
A3A1A3Q1 168540247 TRANSISTOR NPN SI TO-39 PD=1W FT-800MHZ 28480 1854-0247
A3A1A3Q2 1854-0247 TRANSISTOR NPN SI TO-39 PD=1W FT-800MHZ 28480 1854-0247
A3A1A3R1 0757-0422 RESISTOR 909 1% .125W F TC=0+-100 24546 C4-1/8-T0-909R-F
A3A1A3R2 0698-7212 RESISTOR 100 2% .05W F TC=0+-100 24546 C3-1/8-T0-100R-G
A3A1A3R3 0698-7188 RESISTOR 10 2% .05W F TC=0+-100 24546 C3-1/5-T00-10R-G
A3A1A3R4 0698-3445 RESISTOR 348 1% .125W F TC=0+-100 16299 C4-1/8-T0-348R-F
A3A1A3R5 0698-7216 1 RESISTOR 147 2% .05W F TC=0+-100 24546 C3-1/8-T0-147R-G
A3A1A3R6 0698-7224 RESISTOR 316 2% .05W F TC=0+-100 24546 C3-1/8-T0-316R-G
A3A1A3R7 0757-0422 RESISTOR 909 1% .125W F TC=0+-100 24546 C4-1/8-T0-909R-F
A3A1A3R8 0698-7193 RESISTOR 16.2 2% .05W F TC=0+-100 24546 C3-1/8-T00-16R2-G
A3A1A3R9 0698-3445 RESISTOR 348 1% .125W F TC=0+-100 16299 C4-1/8-T0-348R-F
A3A1A3R10 0698-7196 2 RESISTOR 21.5 2% .05W F TC=0+-100 24546 C3-1/8-T00-21R5-G
A3A1A3R11 0698-7196 RESISTOR 21.5 2% .05W F TC=0+-100 24546 C3-1/8-T00-21R5-G
A3A1A3R12 0698-7205 1 RESISTOR 51.1 2% .05W F TC=0+-100 24546 C3-1/8-T00-51R1-G
A3A1A3T1 08640-00007 LOOP BUFFER INPUT 28480 08640-00007
A3A2 VARACTOR HEAD ASSY, NRFR
A3A2C1 NSR, PART OF A3A2.
A3A2CR1 NSR, PART OF A3A2.
A3A2CR2 NSR, PART OF A3A2.
A3A2CR3 NSR. PART OF A3A2.
A3A2R1 NSR, PART OF A342.
A3A3 OSCILLATOR LOOP ASSY, NRFR
A3A4† 08640-60040 1 CONNECTOR BOARD ASSY 28480 08640-60040
A3A4C1 0160-2055 36 CAPACITOR-FXD .01UF + 80-20% 100WVDC CER 28480 0160-2055
A334C2 0160-2055 CAPACITOR-FXD .01UF +80-20% 100WVDC CER 28480 0160-2055
A3A4R1 2100-3161 1 RESISTOR-TRMR ZOK 101 C SIDE-ADJ 17-TURN 32997 3006P-1-203
A3A4R2† 2100-3109 4 RESISTOR-TRMR 2K 101 C SIDE-ADJ 17-TURN 32997 3006P-1-202
A3A4R3 2100-3109 RESISTOR.TRMR 2K 101 C SIDE-ADJ 17-TURN 32997 3006P-1-202
A3A4R4 2100-3154 3 RESISTOR-TRMR 1K 101 C SIDE-ADJ 17-TURN 32997 3006P-1-102
A3A4R5 2100-3154 RESISTOR-TRMR 1K 101 C SIDE-ADJ 17-TURN 32997 3006P-1-102
A3A4R6 0757-0442 RESISTOR 10K 1% .125W F TC=0+-100 24546 C4-1/8-T0-1002-F
A3A4R7 0757-0420 RESISTOR 750 1% .125W F TC=0+-100 24546 C4-1/8-T0-751-F
A3A4R8 0698-0084 1 RESISTOR 2.15K 1% .125W F TC=0+-100 16299 C4-1/8-T0-2151-F
A3A4R9 0757-0416 13 RESISTOR 511 1% .125W F TC=0+-100 24546 C4-1/8-T0-511R-F
A3A4U1 1820-0158 IC LM 302 OP AMP 27014 LM302H
See introduction to this section for ordering information
† SEE TABLES 7-1 AND 7-2, FOR BACKDATING.
6-7
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