Specifications, Circuit features – Roberts Radio Gemini 21 RD-21 User Manual
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Specifications
Power Requirements
Mains
AC 230 volts, 50Hz
only
Batteries
6 x LR20 (D size)
Battery Life
Up to 150 hours of listening for 4 hours
a day at normal volume using alkaline
cells.
Frequency Coverage
FM
87.5-108MHz
DAB
174.928 - 239.200MHz
Circuit Features
Loudspeaker
2 x 79mm
Output Power
3W
Headphone socket
3.5mm dia
Line out socket
3.5mm dia
Aerial System
FM
Telescopic aerial
DAB
Telescopic aerial
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