Radio Shack 21-1840 owner manual Specifications, Transmitter, General, External Jack

21-1840.fm Page 15 Thursday, August 5, 1999 3:15 PM

SPECIFICATIONS
Transmitter
RF Output Power		200 mW ERP
General
Number of Channels		14
Operating Temperature Range	........................	× C/F
Weight with Batteries		lbs/kg
Dimensions (HWD)	13/16 ¥ 2 3/8 ¥ 3 15/16 in
	(100 ¥ 65 ¥ 30 mm)
Number, Size, and Type of Batteries		3 AA
Battery Life:
Alkaline	24 Hours (2500 mAh)
Ni-Cd	11 Hours (600 mAh)
External Jack
Microphone Impedance
Speaker Impedance

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