Radio Shack PRO-2048 owner manual Specifications

Frequency Coverage:

VHF-Lo

29-50 MHz (in 5 kHz steps)

Ham

50-54

MHz (in 5 kHz steps)

Aircraft

108-136.975 MHz (in 12.5 kHz steps)

Government

137-144

MHz (in 5 kHz steps)

Ham

144-148

MHz (in 5 kHz steps)

VHF-Hi

148-174

MHz (in 5 kHz steps)

Ham/Government

406-450 MHz (in 12.5 kHz steps)

UHF-Standard

450-470

MHz (in 12.5 kHz steps)

UHF-T (Television)

470-512

MHz (in 12.5 kHz steps)

UHF-Hi

806.0000 - 823.9375

MHz (in 12.5 kHz steps)

UHF-Hi

851.0000 - 868.9375

MHz (in 12.5 kHz steps)

UHF-Hi

896.1125 - 956 MHz (in 12.5 kHz steps)

Channels of Operation

200 channels in any combination of bands

108–136.975 MHz

............................................................................... 1.5 μV

FM: 20 dB Signal-to-Noise Ratio at 3 kHz deviation

29–54 MHz

0.5 μV

137–174 MHz

0.6 μV

406–512 MHz

0.6 μV

806–956 MHz

0.8 μV

Scanning Rate:

Normal

12 channels/sec

Hyper

50 channels/sec

Search Speed:

Normal

50 steps/sec

High

100 steps/sec

Hyper

300 steps/sec (only 5 kHz step band)

Delay Time

2 Seconds

IF Frequencies

380.7 MHz, 10.85 MHz, and 450 kHz

Antenna Impedance

50 Ohms

Audio Power

1.3 Watts maximum