Specifications, General, Transmitter – Vertex Standard TRANSCEIVER VX-1700 User Manual
Page 2: Receiver
2
Specifications
General
Receiver Frequency Range:
30 kHz ~ 30.0000 MHz
Transmitter Frequency:
1.600 ~ 30.0000 MHz
Emission Modes:
A1A (CW), J3E (LSB/USB), A3E (AM), J2B (USB/LSB),
H3E (2.182 MHz Emergency Channel only)
Frequency Synthesizer Step:
10 Hz, 100 Hz, 1 kHz
Frequency Stability:
±1 ppm (Typical)
Operating Temperature Range:
14° F ~ 122° F (–10° ~ +50° C)
Antenna Impedance:
50 Ohms
Supply Voltage:
13.8 Volts DC ±15%, negative ground
Power Consumption:
25 mA (Standby)
1.0 A (Receive, no signal)
1.5 A (Receive)
20 A (Transmit, 125 Watts output)
Dimensions (WxHxD):
9.5” x 3.9” x 11.2” (241 x 99 x 285 mm)
Weight (approx.):
9.5 lbs (4.3 kg)
Transmitter
Power Output:
125 Watts (A1A, J2B, J3E @1.6000 ~ 3.9999 MHz)
100 Watts (A1A, J2B, J3E @4.0000 ~ 30.0000 MHz)
31 Watts AM Carrier (A3E @1.6000 ~ 3.9999 MHz)
25 Watts AM Carrier (A3E @4.0000 ~ 30.0000 MHz)
31 Watts AM Carrier (H3E @2.182 MHz)
Modulation Types:
J3E, H3E: PSN type modulator,
A3E: Low-level (early stage)
Spurious Radiation:
Better than –50 dB (Harmonics)
Better than –40 dB (Harmonics @1.6 ~ 1.8 MHz)
J3E Carrier Suppression:
Better than 50 dB below peak output
Undesired Sideband Suppression:
Better than 60 dB below peak output
J3E Audio Response:
Not more than –6 dB from 400 Hz ~ 2600 Hz
Occupied Bandwidth:
A1A: less than 0.5 kHz
J3E, H3E: less than 3.0 kHz
A3E: less than 6.0 kHz
Microphone Impedance:
200 ~ 10 k Ohms (600 Ohms Nominal)
Receiver
Circuit Type:
Double-conversion Superheterodyne
Intermediate Frequencies:
1st: 45.274 MHz, 2nd: 24 kHz
Sensitivity:
A1A/J2B/J3E
A3E/H3E
0.1 ~ 0.5 MHz
—
—
0.5 ~ 1.6 MHz:
1.41 µV
8 µV
1.6 ~ 30 MHz:
0.16 µV
1 µV
(A1A/J2B/J3E/A3E: S/N 10 dB)
Squelch Sensitivity (A1A/J2B/J3E):
0.1 ~ 0.5 MHz
—
0.5 ~ 1.6 MHz:
2.5 µV
1.6 ~ 30 MHz:
2 µV
IF Rejection:
Better than 80 dB
Image Rejection:
Better than 80 dB
Selectivity:
–6 dB –60 dB
A1A(W), J2B(W), J3E > 2.2 kHz < 4.5 kHz
A1A(N), J2B(N)
> 500 Hz < 2.0 kHz
A3E, H3E
> 6 kHz < 20 kHz
Audio Output:
At least 2.2 Watts into 8 Ohms @ 10% THD
Audio Output Impedance:
4 ~ 16 Ohms (8 Ohms Nominal)
Conducted Radiation:
Less than 4000 µµW
Specifications are subject to change without notice or obligation.