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Specifications, Circuit features – Roberts Radio R9939 User Manual

Page 18

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17

Specifications

Power Requirements

Mains

AC 230 volts, 50Hz

only

Batteries

4 x LR14 (C size) for radio
2 x LR6 (AA size) for clock/memory

Battery Life

Approx. 40hrs of listening for 4 hours a day at
normal volume using alkaline cells.

Frequency Coverage

FM

87.5-108MHz

MW

522- 1620kHz

LW

144- 281kHz

Circuit Features

Loudspeaker

92mm 4ohms

Output Power

1W into 4ohms

Headphone socket

3.5mm dia

Aerial System FM

Telescopic aerial

MW

Built-in Ferrite aerial

LW

Built-in Ferrite aerial