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Waterproof handheld
Dual-band transceiver
Mobile VHF/UHF Transceiver

General

HAM bands 70cm  2m  70cm  2m  70cm 
Freq. stability ? ± 1.0 p.p.m. +/- 2.5 p.p.m.
Tuning steps ? 12.5 kHz 5 / 6.25 / 8.33 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 / 100 kHz

Receiver

RX-range Fixed channels in the 70cm band 136-174 / 400-480 MHz 108-174 / 430-480 MHz
Modulations FM   AFSK   FM   FSK   AM   FM   N-FM   W-FM   DV  
Sensitivity -8 dB μV (@ 12dB SINAD) Analog
0.35 µV / -116dBm (20dB SINAD)
0.22 µV / -120dBm (Type)

Digital
0.3 µV / -117.4dBm (BER 5%)
0.22 µV / -110dBm (BER 1%)
0.2 µV (12 dB SINAD)
Selectivity ? ? FM: 15 kHz (-6 dB), 30 kHz (-50 dB)
N-FM: 9 kHz (-6 dB), 20 kHz (-50 dB)
Filters ? 12.5 kHz ?
Receiver system ? ? Double conversion superheterodyne
IF-freqs. ? ? 1st IF: 21.7 MHz (VHF), 30.85 MHz (UHF)
2nd IF: 450 kHz (VHF), 455 kHz (UHF)
Image rejection ? 84 dB ?
Audio output 60 mW (@ 4 Ω, 10% distortion) ≤ 1000 mW @ 16Ω 2 W at 10% distortion / 8 ohms

Transmitter

TX-range Fixed channels in the 70cm band 136-174 / 400-480 MHz 144-148 / 430-450 MHz
Modulations FM   AFSK   FM   FSK   FM   N-FM   DV  
RF-output 10 mW 1 / 5 W 5 .. 50 W

Connections

Antenna SMA SMA SO-239
Impedance 50Ω 50Ω 50Ω
Other - - -

Electrical

Power req. Single AA-battery 7.4 V DC, 1700 mAh Li-ion 13.8V DC +/- 15%
Current RX ? ? 400-600 mA
TX ? ? 12 A max

Physical

Manufactured Between 2014 and 20xx in Japan Between 2014 and 20xx Between 2016 and 201x in Japan
Dimensions 57 × 88 × 16.5 mm
(2.24 × 3.46 × 0.65 in)
131 × 61 × 36 mm
(5.16 × 2.40 × 1.42 in)
140 × 60 × 188 mm
(5.51 × 2.36 × 7.40 in)
Weight 95 gr (3.4 oz) 258 gr (9.1 oz) 1.30 kg (2.9 lbs)
Form factor Handheld Handheld Mobile

Other features

Memories 29 channels in 1 bank(s) 1000 channels in 32 bank(s) 1000 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features Simplex and repeater modes
Waterproof and dust proof according to IP67
IP67 ?
Accessories ? ? EJ-47U DV option
MPN YAESU-SR-000100 TYT-MD-000380 ALINCO-DR-000735T