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Bookshelf UHF Transceiver
HF Receiver
Base Station Amateur Antenna

General

HAM bands 6m  70cm  80m  40m  20m  15m  10m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  2m  70cm  10m  4m 
Freq. stability ? ? ±0.5 p.p.m. @ -10 to +50°C (14 to 122°F) after 1 minute warmup
Tuning steps ? ? 1 / 5 / 10 / 20 Hz

Receiver

RX-range 430-436 MHz 10-80 m 0.03-174 / 400-470 MHz
Modulations CW   SSB   AM   CW   SSB   AM   FM   N-FM   CW   SSB   C4FM  
Sensitivity ? 0.5 µV (10 dB S/N) AM (BW: 6 kHz / 10 dB S+N/N)
0.5-1.8 MHz: 7.9 µV
1.8-30 MHz: 2 µV
50-54 MHz: 1 µV
70-70.5 MHz: 2 µV
144-148 MHz: 1 µV
430-450 MHz: 1 µV

FM (BW: 12 kHz / 12 dB SINAD)
28-30 MHz: 0.25 µV
50-54 MHz: 0.2 µV
70-70.5 MHz: 0.25 µV
144-148 MHz: 0.125 µV
430-450 MHz: 0.125 µV

SSB/CW (BW: 2.4 kHz / 10 dB S+N/N)
1.8-30 MHz: 0.16 µV
50-54 MHz: 0.125 µV
70-70.5 MHz: 0.16 µV
144-148 MHz: 0.125 µV
430-450 MHz: 0.125 µV
Selectivity ? 5 kHz (-50 dB), 1.8 kHz (-6 dB) AM (BW=6 kHz - Width: Center)
6 kHz (-6 dB)
15 kHz (-60 dB)

FM (BW=12 kHz - Width: Center)
12 kHz (-6 dB)
25 kHz (-60 dB)

SSB (BW=2.4 kHz - Width: Center)
2.4 kHz (-6 dB)
3.6 kHz (-60 dB)

CW (BW=0.5 kHz - Width: Center)
500 Hz (-6 dB)
750 Hz (-60 dB)
Filters ? ? ?
Receiver system ? ? conversion superheterodyne, 8 tubes Direct sampling superheterrodyne (Below 48 MHz) Single conversion IF sampling (Above 48 MHz)
IF-freqs. ? ? ?
Image rejection ? >50 dB 70 dB or better (HF amateur bands) 60 dB or better (VHF / UHF amateur bands)
Audio output ? ? 1.5 W at 10% distortion / 4 ohm (Without SPA-1 option)

Transmitter

TX-range 430-436 MHz - 10-160 m + WARC / 6 m / 2 m / 70 cm (Also 4 m for UK version)
Modulations CW   SSB   - AM   FM   N-FM   CW   SSB   C4FM  
RF-output 3 W ? 0.5-10 W
100 W with optional SPA-1

Connections

Antenna SO-239 + Built-in telescopic - BNC
Impedance 50Ω 50/75 Ω 50Ω
Other - - -

Electrical

Power req. 13.8V DC Mains 10.8 V DC (Battery pack) or 13.8 V DC ±15% external
Current RX 40 mA ? 600-900 mA
TX Max 1 A - 3 A max

Physical

Manufactured Between 1978 and 19xx in Japan Between 196x and 19xx in Japan Between 2025 and 20xx
Dimensions 61 × 183 × 162 mm
(2.40 × 7.20 × 6.38 in)
330.2 × 152.4 × 260.35 mm
(13.00 × 6.00 × 10.25 in)
213 × 89 × 240 mm
(8.39 × 3.50 × 9.45 in)
Weight 2.00 kg (4.4 lbs) 7.94 kg (17.5 lbs) ?
Form factor Handheld Unknown Mobile

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features VXO ? 4.3" color touch TFT with switchable display modes. 3DSS band-scope. Two independent receivers. Two speakers. 32-bit IF DSP. Wires-X. USB ports for audio I/O and CAT operation. S-DX. AMS. APRS. Micro SD card slot. Optional ATU that attaches to the back. Optional cooling fan for prolonged transmissions like FT8 and similar. Optional 100 W dockable PA. Optional Bluetooth.
Accessories ? ? ?
MPN ICOM-IC-000402 SOMMERKAMP-FR-000050B YAESU-FTX-000001-OPTIMA