Alan 42 DS instruction guide | 9
Technical specifications
Channels ...................................................... 40 FM (see the Frequency band chart)
Frequency Range* ................................................................26.565 - 27.99125 MHz
Operating mode ........................................................................ F3E (FM), A3E (AM).
Antenna impedance ........................................................................................50 Ohm.
Loudspeaker.............................................................................................. 8 Ohm 0.5W.
Microphone ............................................................................................ condenser type
Power supply..................................................min 7.2Vdc;max 13,8Vdc; nom 12,6Vdc
Dimensions ...........................................................................................30x70x140 mm.
Weight .................................................................................220 gr. (without batteries).
RECEIVER
Sensitivity at 10dB S/N ....................................................0.5µV (AM), 0.25µV (FM)
Selectivity .............................................................................................more than 60dB
Squelch range ..........................................................................................0.25V-500µV
Audio output power ......................................................0.5W 8 ohm (10% distortion)
Distortion at 1000 µV ...............................................................................................3%
Audio frequency response .................................................................... 400-2400 Hz
Intermediate frequency..........................................................................I° 10.695 MHz
........................................................................................................................ II° 455 KHz
Spurious response ...............................................................................more than 60 dB
Current drain at stanby ........................................ 100 mA when the save mode is o
...................................................................................45 mA when the save mode is on
TRANSMITTER
RF Output Power ............................................................ duty cycle 10% 4W AM/FM
Frequency Tolerance ......................................................................................... 0.005%
Harmonic Suppression ........................................................................more than 70 dB
Current Drain .....................................................................................................900 mA
Modulation ............................................................................................AM 90% (± 5%)
................................................................................................................ FM dev. 2.0KHz
* (covering all approved EU frequency bands)
Specifications are subject to change without notice.
WARNING: Direct plug-in ac/dc power supply must be used for disconnecting the transceiver
from the mains; the desktop charger must be positioned close to the unit and easily accessible.
