Roberts Radio R9921 - Manual (Page 26)

Power requirements
DC 6.0V @ 300mA
centre pin negative
Batteries 4 x IEC size LR6 (AAsize)
Battery Life Approx. 20hrs of listening when
used for 4 hours a day at normal
volume using alkaline batteries.
Loudspeaker: 8 ohms
Output power: 250mW.
Sockets
Headphone socket 3.5mm dia stereo.
DC input socket 6.0 volts centre pin negative.
Specifications
The company reserves the right to amend the specification without notice.
Frequency Range FM 87.5 - 108.0MHz
MW 522 - 1710kHz
or 520 - 1710KHz
SW 5.90 - 17.90MHz
49m 5.90 - 6.20MHz
41m 7.10 - 7.35MHz
31m 9.40 - 9.90MHz
25m 11.60 - 12.10MHz
21m 13.57 - 13.87MHz
19m 15.10 - 15.80MHz
16m 17.48 - 17.90MHz
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