Vertex Standard VX-1700 Manuale Utente

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.