Source: rigpix
Transceivers
Updated: 09/02/2026
Kenwood TW-4000A
Confidence score: 50%
Estimated value
125€
Theoretical estimate
106€
Minimum
144€
Maximum
Specifications
GENERAL
- Type
- Amateur VHF/UHF transceiver
- Frequency range
- Europe TX: 144-146 / 430-440 MHz RX: 144-146 / 430-440 MHz USA TX: 142-149 / 440-450 MHz RX: 142-149 / 440-450 MHz
- Tuning steps
- Europe: 5 / 25 KHz USA: 5 / 10 / 25 KHz
- Frequency stability
- ±15 ppm @ -10 to +50°C (14 to 122°F)
- Mode
- FM
- Channels / memory management
- 6 regular 2 common 1 priority 1 split RAM storage with lithium battery backup
- Repeater shift / offset
- Europe 2 m: ±600 KHz 70 cm: -1.6 and -7.6 MHz USA 2 m: ±600 KHz 70 cm: ±5 MHz
- Power supply
- 13.8 VDC ±15%
- Current drain / power consumption
- RX: 600 mA (No input signal) TX: Less than 7.5 A
- Antenna impedance / connector
- Europe 50 ohm / One SO-239 (2 m) and one N-jack (70 cm) USA 50 ohm / Two SO-239
- Dimensions (W*H*D)
- 161*60*217 mm (6.34*2.36*8.54")
- Weight
- 2 Kg (4.41 lb)
- Other features
- 1750 Hz repeater tone (Europe). CTCSS/PL encoder option (USA). Dimmer.
RECEIVER SECTION
- Receiver system
- Double conversion superheterodyne 1st IF: 30.865 MHz 2nd IF: 455 KHz
- Sensitivity
- 0.17 uV (12 dB SINAD)
- Selectivity
- 14 KHz (-6 dB) 28 KHz (-60 dB)
- Image rejection
- 70 dB
- AF output power / speaker
- 2 W at 10% distortion / 8 ohm
- External speaker connector
- 3.5 mm
TRANSMITTER SECTION
- Modulation system
- Reactance
- Max FM deviation (Factory set)
- ±5 KHz
- Spurious emissions
- Better than -60 dB
- Microphone impedance / connector
- 500 ohm / 8-pin (Metal locking ring connector)
- Microphone input level
- ? mV
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