6 Technical Appendix - GPS Antenna + Accessories
6.1 Antenna Cable:
Attenuation at 100 MHz
(db)/100m/328ft
Further values can be found in the data sheet of the cable used.
6.2 Antenna Short-Circuit
(Only for assembly groups with front display)
In case of an antenna line short-circuit the following message appears in the display:
ANTENNA
SHORT-CIRCUIT
DISCONNECT POWER
! ! !
If this message appears the clock has to be disconnected from the mains and the defect eliminated. After that
the clock can be powered-up again. The supply voltage for the antenna/converter unit is approx. 15 V DC when
the antenna is connected.
SyncFire 1200 Date: 31st March 2021 27