Source: rigpix
Transceivers
Updated: 09/02/2026
Kenwood TM-521
Confidence score: 50%
Estimated value
461€
Theoretical estimate
392€
Minimum
530€
Maximum
Specifications
GENERAL
- Type
- Amateur UHF transceiver
- Frequency range
- Japanese domestic market TX: 1260-1300 MHz RX: 1260-1300 MHz
- Tuning steps
- 10 / 12.5 / 20 / 25 KHz
- Frequency stability
- ±3 ppm @ -20 to +60°C (-4 to +140°F)
- Mode
- FM
- Channels / memory management
- 10 regular 2 band edge search limits 2 odd repeater split RAM storage with lithium battery backup
- Repeater shift / offset
- ±20 MHz
- Power supply
- 13.8 VDC ±15%
- Current drain / power consumption
- RX: 600 mA (No signal) TX: Max 5.5 A
- Antenna impedance / connector
- 50 ohm / M-jack (SO-239) on pigtail
- Dimensions (W*H*D)
- 141*42*193 mm (5.55*1.65*7.6")
- Weight
- 1.2 Kg (2.65 lb)
- Other features
- CTCSS/PL encoder. ALT.
RECEIVER SECTION
- Receiver system
- Double conversion superheterodyne 1st IF: 59.7 MHz 2nd IF: 455 KHz - Ceramic filter: Murata CFW455E
- Sensitivity
- 0.16 uV (12 dB SINAD)
- Selectivity
- 12 KHz (-6 dB) 36 KHz (-60 dB)
- AF output power/speaker
- 2 W at 5% distortion / 8 ohm
- External speaker connector
- 3.5 mm, 8 ohm
TRANSMITTER SECTION
- Modulation system
- Reactance
- Max FM deviation
- ±5 KHz
- Spurious emissions
- Better than -50 dB
- Microphone impedance / connector
- 500-600 / 8-pin (Metal locking ring connector)
- Microphone input level
- ? mV
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