Tunable Vehicular VHF/UHF Antenna
30 - 512 MHz
SKU: TA3925M
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The TA3925M from COJOT is a tunable antenna with a steel whip radiator for the 30 to 512 MHz frequency band with optimized performace for the 30-90 MHz and 225-450 MHz bands. This low profile antenna can be tuned by remote control to use the optimum matching circuitry at the required frequency. It thus provides superior gain performance over traditionally matched wideband antennas. The extremely fast tuning ability (based on PIN diode switching technology) makes the antenna suitable for most of the conventional modulation types.
Low profile antenna with superior gain performance - optimized for the 30-90 MHz and 225-450 MHz bands
Fast tuning to a new frequency band allows the antenna to be used in different kind of applications
Supports also very wide transmission bandwidths
Freq. Range | 30 - 512 MHz |
Matching | PIN diode based active matching |
Polarisation | Nominally vertical |
Antenna type | Monopole (ground plane required) |
Radiation pattern | Omnidirectional |
Gain (typical) | Up to 8 dB better than similar passive* |
VSWR | ≤ 3.5 (on tuned band) |
Nominal Impedance | 50 Ω |
Power rating | 50 W (RMS) |
Standard colour | Black |
Radiator | Upper part: Steel whip (1500 mm) Lower part: Aluminium alloy with shock absorption spring |
Height | 1920 mm |
RF connection | Female N-type |
Mounting | 4 hole US pattern mount |
Power supply | 24 VDC, 5 W average |
TA3925M | |
Model # | TA3925M |
Brand | COJOT |
Datasheet: