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Last modified 2022-08-23

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Yaesu VX-8GR

A picture of Yaesu VX-8GR

SPECIFICATIONS

GENERAL
Type:Amateur VHF/UHF transceiver
Frequency range: USA
TX: 144-148 / 430-450 MHz
RX: 108-999.9 MHz (Cellular blocked)
Tuning steps:5 / 6.25 / 8.33 / 10 / 12.5 / 15 / 20 / 25 / 50 / 100 KHz
Frequency stability:5 ppm @ -10 to +60C (14 to 140F)
Mode:TX: FM / NFM
RX: AM / FM / NFM
Channels / memory management: 900 regular with alpha tags
99 skip
7 home
50 scan edge (PMS)
10 NOAA weather channels
57 VHF marine channels
Non-volatile EEPROM storage
Repeater shift / offset: 2 m: 600 KHz
70 cm: 5 MHz
Power supply:7.4 VDC (Battery pack)
Current drain / power consumption:RX: 35-240 mA
TX: Max 1.9 A
Antenna impedance / connector:50 ohm / SMA
Dimensions (W*H*D):60*95*28 mm (2.36*3.74*1.1")
Weight:250 g (8.82 oz), with FNB-101Li and antenna
Other features: Waterproof/submersible (IPX5). Built-in packet modem 1200/9600bd with
APRS support. Built-in GPS antenna. Internal temperature sensor.
Spectrum display. CTCSS/PL and DCS with tone scanning. 1750 Hz
repeater tone. Twin RX.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 47.25 MHz (Main band), 46.35 MHz (Sub band)
2nd IF: 450 KHz
Sensitivity: AM (10 dB S/N)
108-137 MHz: 1.5 uV
FM (12 dB SINAD)
137-140 MHz: 0.2 uV
140-150 MHz: 0.16 uV
150-174 MHz: 0.2 uV
174-222 MHz: 1 uV
300-350 MHz: 0.5 uV
350-400 MHz: 0.2 uV
400-470 MHz: 0.18 uV
470-540 MHz: 1.5 uV
540-800 MHz: 3 uV
800-999.9 MHz: 1.5 uV
Selectivity:12 KHz (-6 dB)
35 KHz (-60 dB)
Image rejection:
AF output power / speaker:200 mW at 10% distortion / 8 ohm (@ 7.4 V)
External speaker connector:




TRANSMITTER SECTION
RF output power:

HighL3L2L1
2 m:1-5 W1-2.5 W1 W50 mW
70 cm:1-5 W1-2.5 W1 W50 mW

NB! The High and L3 output levels depend on battery pack/voltage
Modulation system:Variable reactance
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB @ High/L3/L2 output power
Microphone impedance / connector:2 Kohm / ?-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 2010-2014 (Discontinued)
Additional info:
Related documents: User manual (4.1 MB)
VX-8 series comparison chart (275 KB)
Modifications and fixes:
Reviews:
Options / Accessories:
CD-41
CN-3
CSC-95
CT-44
CT-143
CT-144
E-DC-5B
E-DC-6
FBA-39
FNB-101Li
FNB-102Li
MH-34B4B
MH-37A4B
NC-86B
PA-44B
PA-44C
PA-44U
YHA-72
Rapid charger (Requires NC-86 or PA-44)
SMA-to-BNC adapter
Soft case
Microphone adapter
PC connection cable
Clone cable
DC cable with noise filter
DC cable. Plug and wire only
Battery case. Three LR6 / AA batteries
Li-Ion battery pack. 7.4 V, 1100 mAh
Li-Ion battery pack. 7.4 V, 1800 mAh
Speaker-microphone
Earpiece-microphone
Battery charger (120 VAC)
Battery charger (120 VAC)
Battery charger (230 VAC)
Battery charger (230 VAC, UK)
Rubber flex antenna