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Last modified 2022-08-23

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Yaesu VX-8DR

A picture of Yaesu VX-8DR

SPECIFICATIONS

GENERAL
Type:Amateur VHF/UHF transceiver
Frequency range: USA
TX: 50-54 / 144-148 / 222-225 / 430-450 MHz
RX: 0.5-999.9 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: AM / FM / NFM
RX: AM / FM / NFM / WFM (Stereo with headphones)
Channels / memory management: 900 regular
99 skip
11 home
50 scan edge (PMS)
10 NOAA weather channels
57 marine VHF channels
89 popular shortwave BC stations
Non-volatile EEPROM storage
Repeater shift / offset: 6 m: 1 MHz
2 m: 600 KHz
1.25 m: 1.6 MHz
70 cm: 5 MHz
(Defaults, programmable)
Power supply:4.5-7.4 VDC (Depending on battery pack)
or 4-16 VDC external
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*24 mm (2.36*3.74*0.94")
Weight:240 g (8.47 oz), with FNB-101Li and antenna
Other features: Waterproof/submersible (IPX7). Built-in packet modem 1200/9600bd
with APRS support. Bluetooth and GPS options. Barometric sensor.
Weather alert. Alpha tags. Spectrum display. CTCSS/PL and DCS with
tone scan. ARS. ARTS. VOX. WiRES. Backlit display and keypad.
1750 Hz repeater tone. Twin RX.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne (AM BC-band)
IF: 130 KHz
Double conversion superheterodyne (AM/FM/NFM)
1st IF: 47.25 MHz (Main band), 46.35 MHz (Sub band)
2nd IF: 450 KHz
Triple conversion superheterodyne (WFM)
1st IF: 45.8 MHz
2nd IF: 10.7 MHz
3rd IF: 1 MHz
Sensitivity: AM (10 dB S/N)
0.5-30 MHz: 3 uV
108-137 MHz: 1.5 uV
FM (12 dB SINAD)
30-54 MHz: 0.35 uV
50-54 MHz: 0.18 uV (On sub RX)
54-76 MHz: 1 uV
76-88 MHz: 0.5 uV
137-140 MHz: 0.2 uV
140-150 MHz: 0.16 uV
144-148 MHz: 0.18 uV (On sub RX)
150-174 MHz: 0.2 uV
300-350 MHz: 0.5 uV
350-400 MHz: 0.2 uV
400-470 MHz: 0.18 uV
430-450 MHz: 0.2 uV (On sub RX)
800-999.9 MHz: 1.5 uV
WFM (12 dB SINAD)
88-108 MHz: 1.5 uV
174-222 MHz: 1 uV
470-540 MHz: 1.5 uV
540-800 MHz: 3 uV
Selectivity: AM/FM: 12 KHz (-6 dB), 35 KHz (-60 dB)
WFM: 200 KHz (-6 dB), 300 KHz (-20 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:

HighLow 3Low 2Low 1
6 m:1-5 W1-2.5 W1 W50 mW
2 m:1-5 W1-2.5 W1 W50 mW
1.25 m:0.5-1.5 W0.5-1 W500 mW50 mW
70 cm:1-5 W1-2.5 W1 W50 mW

NB! The high and Low 3 output levels depend on battery pack/voltage
NB2! 6 m AM has a fixed output power of 1 W
Modulation system:
Max FM deviation (Factory set):FM: 5 KHz
NFM: 2.5 KHz
Spurious emissions:Better than -? dB
Microphone impedance / connector:2 Kohm / ?-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 2010-201x (Discontinued)
Additional info: Same as the original VX-8R but with enhanced APRS funcionality
Related documents: User manual (6.9 MB)
Service manual (12.5 MB)
VX-8 series comparison chart (275 KB)
Modifications and fixes:
Reviews:
Options / Accessories:
BH-1A
BH-2A
BU-1
CD-40
CD-41
CN-3
CSC-93
CT-131
CT-134
CT-136
CT-M11
FBA-39
FEP-4
FGPS-2
FNB-10Li
FNB-102Li
MH-74A7A
NC-85B
NC-85C
NC-85U
NC-86B
NC-86C
NC-86U
YHA-64
Bluetooth headset (Stereo)
Bluetooth headset (Mono)
Bluetooth unit
Charger cradle for BH-1A/BH-1B (Requires NC-85)
Rapid charger (Requires NC-86)
SMA-to-BNC adapter
Soft case
Microphone adapter
Clone cable
GPS antenna adapter
Mic/Sp connection cable
Battery case. For three LR6 / AA batteries
Earphone for BH-1A
GPS antenna unit
Li-Ion battery pack. 7.4 V, 1100 mAh
Li-Ion battery pack. 7.4 V, 1800 mAh
Waterproof speaker-microphone
Battery charger (120 VAC)
Battery charger (230 VAC)
Battery charger (230 VAC, UK)
Wall charger (120 VAC)
Wall charger (230 VAC)
Wall charger (230 VAC, UK)
Ruvver flex antenna