Radio Shack PRO-89 User Manual
Page 62
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Antenna Impedance .................................................. 50 Ohms
Audio Output Power (10% THD) .................. 190 mW Nominal
(using batteries, 240 mW using external power (DC 9V))
Built-In Speaker ......................... 1
3
/
8
Inches (36 mm), 8 Ohms
Operating Temperature .........................................14
°
to 140
°
F
(–10
°
to 60
°
C)
Power Requirements ..................... 6 Volts DC, 4 AA Batteries
AC Adapter ...........................................9V, 300-mA/size C
Adaptaplug adapter
DC Adapter ...........................................9V, 300-mA/size C
(When charging: 10V, 300 mA/size C Adaptaplug adapter)
Current Drain (Squelched) ............................................ 75 mA
Dimensions (HWD) ............................ 5
11
/
16
Ч
2
1
/
2
Ч
1
3
/
8
Inches
(145
Ч
63
Ч
34 mm)
Weight (without antenna and belt clip) ........................... 7.4 oz
(210 g)
Supplied Accessories ................ Antennas (2), Battery Holder,
Rechargeable Battery Holder, Frequency Guide,
Removable Belt Clip
Specifications are typical; individual units might vary. Specifi-
cations are subject to change and improvement without notice.