Cobra 2000 GTL Smoking on SSB (literally)

Cobra  2000 GTL   Smoking  on  SSB  (literally)
📌 INFORMATIVA COPYRIGHT — I diritti appartengono al legittimo proprietario. Fonte: worldwidedx.com🔗 Leggi l'articolo originale
OKay.. as the title says the radio wants to smoke (it won’t blow a 4 amp fuse) itself when switched into SSB mode, I measured the voltage at the collectors of driver and final, and when I switch the radio to SSB the voltage shunts to ground and the current draw increase, a lot. This is in RX mode, it’s enough to blow a 2 amp fuse but not a 4 amp fuse.

With VR10 adjusted for about 6 Volts the radio would only peak to 3 watts carrier and couldn’t do 100% modulation, swinging backwards…

Read more

➜ Leggi l'articolo completo su worldwidedx.com

Author: iz4wnp