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2
Specifications
General
Frequency Ranges
:
RX 0.5-1.8 MHz (AM Broadcast)
(USA Version)
1.8-30 MHz (SW Band)
30-76 MHz (50 MHz HAM)
76-108 MHz (FM Broadcast)
108-137 MHz (Air Band)
137-174 MHz (144 MHz HAM)
174-222 MHz (VHF TV)
222-420 MHz (GEN1)
420-470 MHz (430 MHz HAM)
470-800(729) MHz (UHF TV)
(757-774) MHz (UHF TV)
800-999.99 MHz (GEN2; USA Cellular Blocked)
TX 144-146(148) MHz
430-440(450) MHz
Channel Steps
:
5/9/8.33/10/12.5/15/20/25/50/100 kHz
Frequency Stability
:
±5 ppm (–10 °C to +60 °C)
Repeater Shift
:
±600 kHz (144 MHz)
±1.6/5.0/7.6 MHz (430 MHz)
Emission Type
:
F2D, F3E, F2A
Antenna Impedance
:
50
Ω
Supply Voltage
:
Nominal: 3.7 V DC, Negative Ground
Operating: 3.7 ~ 7.0 V, Negative Ground (
EXT DC
Jack)
5.0 ~ 7.0 V, Negative Ground (
EXT DC
Jack w/Charging)
Current Consumption
:
120 mA (Receive)
60 mA (Standby, Saver Off)
30 mA (Standby, Saver On, Save Ratio 1:2)
50 mA (Radio Band Receive)
100
μ
A (Auto Power Off)
1.3 A (1.5 W Tx , 144 MHz) 3.7 V DC
1.6 A (3 W Tx , 144 MHz) 6 V DC
1.2 A (1 W Tx , 430 MHz) 3.7 V DC
1.8 A (2 W Tx , 430 MHz) 6 V DC
Operating Temperature
:
–20 °C to +60 °C
Case Size
(W x H x D):
1.9” x 3.2” x 0.9” (47 x 81 x 23 mm) (W/O knob & antenna)
Weight
:
4.6 oz (130 g) With FNB-82LI & antenna
Transmitter
RF Power Output
:
1.5 W (@ 4.5 V AA x 3 or 3.7 V FNB-82LI 144 MHz)
3 W (@ 6 V 144 MHz)
1 W (@4.5 V AA x 3 or 3.7 V FNB-82LI 430 MHz)
2 W (@ 6 V 430 MHz)
Low 0.1 W (@ 4.5 V AA x 3 or 3.7 V FNB-82LI)
Low 0.3 W (@ 6 V)
Modulation Type
:
Variable Reactance F2D , F3E, F2A
Maximum Deviation
:
±5 kHz (F2D , F3E)
Spurious Emission
:
At least 60 dB below (HIGH)
At least 50 dB below (LOW or less than 1 W)
Microphone Impedance
:
2 k
Ω
Summary of Contents for VX-3R
Page 5: ...5 Block Diagram...
Page 6: ...6 Note...
Page 15: ...15 Circuit Diagram MAIN Unit Lot 1 3...
Page 16: ...16 Note MAIN Unit Lot 1 3...
Page 19: ...19 MAIN Unit Lot 4 Circuit Diagram...
Page 20: ...20 MAIN Unit Lot 4 Note...
Page 36: ...36 Note Main Unit...
Page 37: ...37 Filter Unit Circuit Diagram...
Page 40: ...40 Filter Unit Note...
Page 41: ...41 SW Unit Lot 1 3 Circuit Diagram...
Page 43: ...43 SW Unit Lot 4 Circuit Diagram...
Page 47: ...47 VCO Unit Circuit Diagram...
Page 51: ...51...