| GENERAL |
| Type: | HF band unit |
| Frequency range: |
TX: 28-29.7 MHz (10 m)
RX: 28-29.7 MHz (10 m)
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| Tuning steps: | 5 / 10 / 15 / 20 / 25 KHz |
| Frequency stability: | ±10 ppm @ -20 to +60°C (+4 to +140°F) |
| Mode: | FM |
| Channels / memory management: | See applicable radios |
| Repeater shift / offset: | ±100 KHz (For odd splits, see applicable radios) |
| Power supply: | 13.8 VDC ±15% |
| Current drain / power consumption: | RX: Less than 1.2 A
TX: Less than 4 A |
| Antenna impedance / connector: | 50 ohm / SO-239 |
| Dimensions (W*H*D): | ? mm (?") |
| Weight: | ? Kg (? lb) |
| Other features: | |
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| RECEIVER SECTION |
| Receiver system: |
Double conversion superheterodyne
1st IF: 8.83 MHz
2nd IF: 455 KHz
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| Sensitivity: | 0.16 uV (12 dB SINAD) |
| Selectivity: | 10 KHz (-6 dB)
24 KHz (-60 dB) |
| Image rejection: | |
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| TRANSMITTER SECTION |
| RF output power: |
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| Modulation system: | Reactance modulation |
| Max FM deviation (Factory set): | ±5 KHz |
| Spurious emissions: | Better than -60 dB |
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| MISCELLANEOUS |
| Manufactured: | 1992-199x (Discontinued) |
| Additional info: | |
| Related documents: | |
| Modifications and fixes: | |
| Reviews: | |
| Applicable radios: |
TM-642A
TM-741A
TM-741E
TM-742A
TM-742E
TM-2400
and possibly other radios...
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