Compact 440 MHz FM transceiver with 45 Watts power output. Large oval front speaker, 58 x 35 mm. CTCSS and DCS encoder and decoder. Zero to 69.95 MHz repeater frequency offset with Reverse function. MIL-STD-810 compliant for vibration and shock ensures rugged reliability. More, illuminated keys and a large LCD with adjustable backlighting make for user-friendly operation day or night. Direct frequency entry. Microphone programmable function keys. Free PC software (Memory Control Program) is available to program the frequency, signalling, and other settings of this transceiver. Ideated in Japan, year of introduction 2011.
Reference market : amateur-radio
TM-481A specifications
General |
Frequency coverage | |
---|---|
Receive | 400.0000 ~ 470.0000 MHz |
Transmit | 400.0000 ~ 470.0000 MHz [1]
430.0000 ~ 450.0000 MHz [2] |
Mode | |
FM | |
Tuning step | |
5 / 6.25 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 kHz |
Receiver |
Sensitivity | |
---|---|
FM | <0.20 uV (Wide, 12dB SINAD)
<0.25 uV (Narrow, 12dB SINAD) |
Selectivity | |
FM (Narrow) | >10 kHz (-6dB)
<24 kHz (-60dB) |
FM (Wide) | >12 kHz (-6dB)
<30 kHz (-60dB) |
Frequency stability | |
±2.5ppm with temperature from -20°C to +60°C | |
IF (Intermediate Frequency) | |
1° | 49.95 MHz |
2° | 450 kHz |
Squelch sensitivity | |
<0.1 uV |
Transmitter |
Output power | |
---|---|
FM | 25 / 45 W |
Spurious emission | |
<-60 dBc | |
Maximum deviation (FM) | |
± 5.0 kHz (Wide)
± 2.5 kHz (Narrow) |
|
Microphone | |
600Ω |
Features |
Memory | |
---|---|
200 regular memories, 10 banks [3]
1 call channel 3 scan ranges (L0/U0~L2/U2) |
|
Display | |
sub-kHz frequency resolution
5-segments signal meter bar |
|
Selective calling | |
CTCSS / DCS / DTMF
1750 Hz tone |
|
Antenna | |
SO239 50Ω | |
Power supply | |
13.8 VDC (±15%) | |
Power consumption | |
<1.0A RX (at 2 W audio output)
<14.0A TX (max RF power) |
|
Audio power | |
2W on 8Ω | |
Audio output | |
Jack 3.5 mm mono (external speaker) | |
Connections | |
8-pin Jack (Mic) |
Mechanical and environmental data |
Operating temperature | |
---|---|
from -20°C to +60°C | |
Dimensions | |
160 (W) x 43 (H) x 126 (D) mm, projections not included | |
Weight | |
1.13 kg |
- Expanded frequency range version.
- On some models the transmitter frequency range its limited to amateur band only.
- 100 memory channels and 5 banks when using the Memory Name function.
The Kenwood TM-281 is similar to TM-481 described in this page, but operates on 2 meters band instead of 70cm.
TM-481A optional accessories :
Kenwood TM-481A optional accessories
The MCP-1A Memory Control Program, a free software, is available to program the frequency, signalling, and other settings of your Kenwood TM-481A transceiver. The MCP-1A can be downloaded at www.kenwood.com/.../software_download.html. To utilize this optional software, you must first connect the transceiver to your PC using an optional Programming Cable (via the microphone jack).
TM-481A price
We have collected for your convenience the Kenwood TM481 sale price (US Dollar) and its trend over time. Useful to guarantee a cheaper purchase of this radio and to put it for sale in the second-hand market. Of course offers, accessories, warranty terms and conditions can lead to different figures.
Price | Date | Condition |
USD 165.00 (159EUR) |
2022-feb |
Second Hand This radio was bought new and was opened programmed but never used |
TM-481A review
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