MIC901 | + |
C903
-470P
MIC | RX | TX |
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| PTT | SWITCH |
L901
HOOK | 1MH |
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C901
0.001(M)
MA-4472 MICROPHONE SCHEMATIC
CORD901 | |
N/C | 1 |
N/C | 5 |
| 3 |
| 2 |
| 6 |
| 4 |
TEL | PLUG |
B+ | (RED) |
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GROUND | (GREEN) | |
AUDIO | (WHITE) | |
TX | (YELLOW) | |
AUDIO | GND (SHIELD) | |
MON/HOOK | (BLACK) | |
SW 1 |
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| C815 | SP1 |
SW 2 |
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| 4 OHM | |
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| 470P | ||
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| 4W | |
SP |
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GND |
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VRT2 |
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| CURRENT LIMITER |
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| Q821 | R822 |
| VR801 |
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| KRA1504S | 4.7K | C808 |
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| 47P | 10KR |
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C821 |
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0.001 | R821 | C823 |
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| 22 |
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| 10/25(E) |
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CS | Q822 |
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| SW POW ER | |
KRA1504S |
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PTT |
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MIC |
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HANGER |
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| 13.8 | 6 |
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| PTT | CON801 | |
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| 5 | ||
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| MIC | MIC | |
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| 4 | ||
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| HANGER | ||
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| 3 |
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| CS |
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| 2 |
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| 1 |
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| D807 | D808 | D810 | D811 | 47P |
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VRT 1 |
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| 5.1V | 5.1V | 5.1V | 5.1V |
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| LK1 |
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C807 |
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| LED3 | LED4 | TX/CALL/BUSY |
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LED1 | LED2 |
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47P |
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| LED 5 |
| LK4 |
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| R801 |
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| LK2 |
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| 470 |
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| SW 4 |
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| LK3 | SW 3 | MONITOR |
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| AUX |
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8V |
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MONITOR |
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LED GRN | D801 |
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| C806 | C809 |
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| 47P | 47P | |
LED RED | KDS193 |
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CALL |
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BCD 1 |
| D804 |
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| KDS184 |
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| SW 405 |
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BCD 8 |
| D803 |
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| 4CH |
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BCD 4 |
| KDS193 |
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| 3CH |
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BCD 2 |
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| 2CH |
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GND | D802 |
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| 1CH |
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| KDS193 |
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CH SW
