Technical Data
External interface KE4-7
duplex connection between 28 internal stations to 7 external participiants like:
Dimensions 2RU-19", depth 120mm without connectors
Electronical parts SMD sub boards on a mother-board
14x Front-indicator for external and internal direction
send (green) - receive (red) status,
threshhold for modulation, signal input/output,
external 4-wire connection on connector B1-7 switchable
between +6dBu to 4-wire level -17/+9dBm (Telecom - 600 Ohm)
7x Input control with yellow LED for IFB
7x toggle switch for Ident Signal
Rear connector plate:
Connector A1-7 7x 9 pin male sub-D to patch-panel
(cable type 8x0,14 with screen)
Cable-length max. 5km using 2x0,14 square mm
Single talkback connections over normal coax cable are possible
Connector B1-7 7x 9 pin female sub-D for external 4-wire connection +6dBu
Connector AUX 1x 15 pin female sub-D for 1x ident signal input
Connector IFB 1x 15 pin female sub-D for 7x IFB in (program-sound)
Power supply with separate power supply box 2 x 15V/1A
type KN15-4E, 174 x 80 x 58 mm, weight 1 kg
Temperature +5 degrees- +40 degrees celsius
Weight 4 kg