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Icom America - 2 way radios


Analog, LTR®, IDAS Portables VHF/UHF



Frequency Coverage
Number of channels 512 channels / 128 zones
Type of emission 11K0F3E / 4K00F1E / F1D
Channel spacing 12.5 / 6.25kHz
Power supply requirement 7.5VDC nominal
Current drain (approx.)
Tx High
Rx Max. audio/Standby
F3261DT / DS
1.5A (at 5W)
600mA / 150mA
F4261DT / DS
1.8A (at 5W)
600mA / 140mA
Antenna impedance 50Ω
Operating temperature range –30°C to +60°C
–22°F to +140°F
Dimensions (with BP-232N)
(projections are not included)
54 (W) ×142.7 (H) ×39.5 (D) mm; 2.13x5.62x1.56in.
(With BP-232WP)
Weight (approx.) 370g; 13.1oz (with BP-232WP)
Output power 5W, 2W, 1W, (Hi, L2, L1)
Max. frequency deviation ±2.5 kHz
Frequency stability ±1.0ppm
Spurious emissions 75dB min.
FM Hum and Noise 40dB typ.
Audio harmonic distortion 3% typ. (AF 1kHz 40% deviation)
FSK error 5% max.
External microphone connector 2.2kΩ (14-pin multi-connector)
Sensitivity Analog: 0.25μV typ. (at 12dB SINAD)
Digital: 0.20μV typ. (at 5% BER)
Adjacent channel selectivity 68dB typ.
Spurious response rejection 70dB min.
Intermodulation rejection 74dB typ.
Hum and noise ratio 40db typ.
Audio output power 800mW  typ.
(at 5% distortion with an 8Ω load)
External speaker connector 14-pin multi-connector/8Ω

Measurements made in accordance with EIA/TIA-603. All stated specifications are subject to change without notice or obligation.

Applicable U.S. Military Specifications

Standard MIL 810G
Method Proc
Low Pressure 500.5 I, II
High Temp. 501.5 I, II
Low Temp. 502.5 I, II
Temp. Shock 503.5 I-C
Solar Radiation 505.5 I
Rain Blowing / Drip 506.5 I, III
Humidity 507.5 II
Salt Fog 509.5
Dust Blowing 510.5 I
Immersion 512.5 I
Vibration 514.6 I
Shock 516.6 I, IV

Also meets equivalent MIL-STD-810-C, -D, -E and -F.

Ingress Protection Standard (F3261D/F4261D, BP-232WP and HM-184/H)
Dust & Water IP67 (Dust-tight and waterproof protection)

Suppplied Accessories

  • Antenna, FA-SC55V, FA-SC57U or FA-SC72U
  • Battery back, BP-232WP
  • Belt clip, MB-94R


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