53
Transmitter / Emetteur / Sender / Transmisor (VT3L, VT3 and VH3):
Transmission Mode
Frequency modulation, 80KF3E, 20 kHz peak deviation
Frequency Range
173.80 MHz to 213.20 MHz, 25 frequencies
Band A (European / UK models)
160.10 to 177.90 MHz
Band B (European / UK models)
189.10 to 210.10 MHz
OSC System
Crystal controlled, x9 multiplication
RF Power
20 mW (USA models), 2 mW (European / UK models)
Operating Range
300 ft.
Frequency Stability
± 10 ppm
Approvals
Complies with ETS 300 422 and FCC Part 74
Radiating Harmonic and Spurious Emission
Below limits of applicable regulations
Antenna Type
Internal
Audio Frequency Response
40 Hz to 16 kHz ±3 dB
Pre-Emphasis
50 µSec
Noise Reduction System
NE571 based compandor
Signal To Noise Ratio
> 100 dB
Maximum Input Level
0 dBv (VT3L, VT3), -20 dBv (VH3)
T.H.D.
< 1% @ 1 kHz
Current Consumption
32 mA (typical)
Battery Life (MN1604 9-volt alkaline)
14 hours (typical)
Operating Temperature
-10 to +55 degrees C
Controls
VT3L / VT3
Power On/Off, Mute On/Off, Level Control (Trimpot)
VH3
Power On/Off, Audio On/Off, Level Control (Trimpot)
LED Indicator
Battery high/medium/low
Dimensions
VT3L / VT3
65 (W) x 22 (H) x 100 (D) mm (2.6 x .87 x 4 in.)
VH3
37 (W) x 240 (H) mm (1.46 x 9.45 in.)
Weight
110 grams • 3.9 oz.
Receiver / Récepteur / Empfänger / Receptor (VR3TD and VR3):
Receiving System
VR3TD
Single conversion Superheterodyne, Microprocessor True Diversity*
VR3
Single conversion Superheterodyne, Non-Diversity
Frequency Range
173.80 MHz to 213.20 MHz, 25 frequencies
Band A (European / UK models)
160.10 to 177.90 MHz
Band B (European / UK models)
189.10 to 210.10 MHz
Receiving Mode
80KF3E
Sensitivity
< 3 µV for 20 dB SINAD, < 10 µV for 50 dB S/N
Selectivity
120 kHz BW, nominal @ -6 dB, ± 300 kHz (adj CH), -75 dB
Squelch Sensitivity
2.5 µV to 250 µV adjustable
IF
10.7 MHz
Local Oscillator System
Crystal controlled
Noise Reduction System
NE571 based compandor
De-emphasis
50 µsec.
Signal To Noise Ratio
> 100 dB (IHF-A) line out, > 90 dB (IHF-A), mic out
Audio Frequency Response
40 Hz to 16 kHz ±3 dB
T.H.D.
< 1% @ 1 kHz
Audio Output Levels
-10 dB unbalanced (1/4" phone connector),
-20 dBm / -40 dBm balanced (XLR connector)
Audio Output Impedance
5 k
Ω
unbalanced, 600
Ω
balanced
Antennas
1/4 wavelength telescopic
Operating Temperature
-10 to +55 degrees C
Controls
Volume, Squelch, Power
LED Indicators
VR3TD
TX On / Antenna A or B (2 LEDs) / Power / AF Level (5 LEDs)
VR3
TX On / Power/ AF Level (5 LEDs)
Power Requirement
12 Volts DC, 80 mA typical (160 mA max.), AC adapter supplied
Dimensions (W x H x D, without antennas)
215 x 44 x 80 mm (8.5 x 1.75 x 3.2 in.)
Weight (including antennas)
300 g • 0.7 lb.
Unit conforms
* US Patent 5,465,411
Specifications