Radio Shack HTX-400 owner manual Specifications, General, Receiver, Transmitter

Models: HTX-400

1 48
Download 48 pages 14.54 Kb
Page 45
Image 45
SPECIFICATIONS

SPECIFICATIONS

GENERAL

 

 

 

Frequency:

 

 

 

RX

 

420–470 MHz

TX

 

430–450 MHz

Extended TX Range

 

420–450 MHz

Frequency Generation

 

PLL Synthesizer

Frequency Stability

 

± 5 ppm

Operating Temperature

 

14° to 131°F (–10° to 55°C)

Power Source

 

DC 3.0V to 9V

Modulation

 

F3E

Impedance

 

50 ohm

Dimensions (HWD)

 

21/4 × 3 3/8 × 1 1/16 inches

 

 

 

85 × 58 × 26.5 mm

Weight (without batteries)

.............................

4.2 oz (120 g)

RECEIVER

 

 

 

Circuit Type

Dual Conversion, Superheterodyne

IF Frequency:

 

 

 

1st IF

 

30.85 MHz

2nd IF

 

450 kHz

Sensitivity

 

0.22 µV for 12 dB SND

Selectivity

 

50 dB Min.

Spurious and Image Rejection

60 dB Min.

Intermodulation

 

60 dB Min.

Distortion

 

10% Max.

S/N Ratio

 

35 dB Min.

Audio Output @10%THD

...................

90 mW 16 Ohm, BTL

TRANSMITTER

 

 

 

Power Output

200 mW, DC 3.0V/1W, DC 9.0V

Distortion

 

5%

Deviation

 

± 5 kHz

S/N Ratio

 

36 dB

Current Drain

600 mA, DC 3V/900mA DC 9V

Specifications are typical; individual units might vary. Specifica- tions are subject to change and improvement without notice.

45

Page 45
Image 45
Radio Shack HTX-400 owner manual Specifications, General, Receiver, Transmitter