Radio Shack PRO-2053 owner manual Specifications

Selectivity:
25 – 27.995 MHz at AM mode
-6 dB	+/-5 kHz
-50 dB	+/-6 kHz
All frequencies at AM and FM mode except 25 – 27.995 MHz at AM
-6 dB	+/-10 kHz
-50 dB	+/-18 kHz
Spurious Rejection (at 154.1 MHz FM)	40 dB
Scanning Rate	Up to 60 Channels per Second
Search Rate	Up to 75 Steps per Second
Delay Time	2 seconds
Intermediate Frequencies (IF):
1st	380.8 MHz
2nd	21.4 MHz
3rd	455 kHz
Priority Sampling	2 seconds
Operating Temperature	32 to 110° F
.....................................................................................................................................................	(0 to 43° C)
IF Rejection
380.8 MHz at 154.1 MHz	60 dB
21.4 MHz at 154.1 MHz	100 dB
Squelch Sensitivity:
Threshold (FM and AM)	0.5 µV
Tight (FM)	25 dB
Tight (AM)	20 dB
Antenna Impedance	50 Ohms
Audio Output Power (10% THD)	1.2 W
Built-in Speaker	3 Inches
	(77 mm)
	(8-ohm, Dynamic Type)
Power Requirements:	120V AC, 200 mA, 60 Hz, or 12V DC
Dimensions (HWD)	3 1/8 × 8 1/2 × 6 1/2 Inches
	(80 × 215 × 165 mm)
Weight (without antenna and batteries)	27 oz.
	(750 g)

Specifications are typical: individual units might vary. Specifications are subject to change and improve- ment without notice.

Specifications 53