Collins 451S-1

General characteristics

HAM bands

?

Frequency stability

Within 1100 Hz (or 120 Hz using optional oven standard) over the temperature range of 0-50 °C.

Tuning steps

Selectable steps of 10 Hz, 100 Hz, 1 kHz or 1 MHz; 200 steps per revolution (20 for 1 MHz steps) of tuning knob.

Memories

None

Receiver

RX-range

0.2-30 MHz

Modulations

AM   CW   USB   LSB   FSK  

Sensitivity

(at 1.6 to 30 MHz, not more than antenna input) 0.5 µV for 10 dB S+N/N for SSB and CW using 2.1 kHz filter and 3.5 µV in AM (30% mod 1 kHz) using 6-kHz filter 0.2 to 1.6 MHz, not more than 1.5 µV SSB/CW and 10 µV AM for above conditions.

Selectivity

Filter -3dB Min -60 dB Max
6.0 6.0 kHz 30.0 kHz
2.1 2.1 kHz 4.4 kHz
360 360 Hz 1250.0 Hz

optional
AC-3811 140 Hz 600 Hz
AC-3812 1.7 kHz 3.4 kHz
AC-3814 3.0 kHz 9.0 kHz

Filters

?

Receiver system

Double conversion superheterodyne (?)

IF-frequencies

1st: ?
2nd: 455 kHz

Image rejection

≥ 60 dB

Audio output

Internal speaker

Connections

Antenna

BNC

Impedance

50Ω

Other

-

Electrical

Power requirements

Mains or 13.8 V DC

Current drain RX

?

TX

-

Physical

Dimensions (w×h×d)

394 × 191 × 457 mm (15.51 × 7.52 × 17.99 in) with feet

Weight

12.70 kg (28.0 lbs)

Form factor

Base Station

Manufactured

Between 19xx and 19xx in USA

Other features

Usage

Amateur / Ham radio operators

Features + options

Passband tuning
Built-in AC/DC power supply
Built-in speaker
Digital frequency readout

Accessories

-

RigReference ID

2520

MPN

COLLINS-000451S-1

Manuals, diagrams and brochures

No documents available for this particular model.

 

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