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Last modified 2021-07-16

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Braun SE-400 dig

A picture of Braun SE-400 dig


Type:Amateur VHF transceiver
Frequency range:144-146 MHz
(May tune from ~142.350~147.350 MHz but specs not guaranteed)
Tuning steps:Continuous
Frequency stability:Max 100 Hz per 30 minutes
Mode:FM / SSB / CW
Channels/memory management:None
Repeater shift/offset:-600 KHz
Power supply:Mains: 220 VAC
or 13.8 VDC
Current drain/power consumption:RX: Max 1.4 A @ 13.8 VDC. Max 25 VA @ 220 VAC
TX: Max 2.9 A @ 13.8 VDC. Max 50 VA @ 220 VAC
Antenna impedance/connector:50-75 ohm / SO-239
Dimensions (W*H*D):307*117*260 mm (12.1*4.6*10.2")
Weight:7.3 Kg (16.1 lb)
Other features:1750 Hz tone call. Tone hi-cut filter.

Receiver system:Single conversion superheterodyne
IF: 10.7 MHz
Sensitivity: FM: 0.15 uV (10 dB S/N)
SSB: 0.06 uV (10 dB S/N)
Selectivity: FM: 15 KHz (-6 dB)
SSB/CW: 2.4 KHz (-6 dB)
Noise figure:2.5 dB (1.8 kTo)
Image rejection:
AF output power/speaker:2 W at ?% distortion / 4 ohm
External speaker connector:2-prong DIN, 4-8 ohm

RF output power:Max 10 W
Modulation system:
FM deviation:±5 KHz
Spurious emissions:Less than -75 dB
Microphone impedance/connector:200-1000 ohm or Hi-Z / 5-pin DIN
Microphone input sensitivity:? mV

Manufactured:West Germany, 197x-197x (Discontinued)
Additional info:New price 1975 in Sweden: 4880:- SEK
Related documents:User manual (4 MB)
Modifications and fixes:
LT-470 70 cm transverter