Questions & Answers for: Standard Horizon black horizon

...to hook-up an external speaker, however there are only four wires on the back of this unit, red and black for power and ground, leaving two black wires. There is no external jack to plug-in my ...

...Black box) AIS demands as well as the flux gate compass so I can have chart overlays on the Standard Horizon cpv550 with the Sixtex Mds-8 radar? ActiSense makes a programmable multiplexer that should ...

How can I save tracks from a Standard Horizon CP500 to my PC? To save your track purchase a blank user c-card from C-Map.

...Horizon QUEST+ GX1256S radio on, it goes into what seems like an endless scan mode. channels just flying by, won't stop. Have tapped the scan button on the radio, no change. Only when I tap the TX ...

TXT not working When the PPT is pressed to talk "txt" lights up on display but quickly goes out. When attempting to talk only static is heard on receiving end. Any way to fix this? This can ...