Carlos, I recently repaired a Delta 580 that had no audio output. Inspection found that the LM-383 had a corner blown off. I ordered a couple of the LM-383 AF amps and replaced the defective one. The
the output stabilizer pair of a 0.2uF and a 1-ohm resistor in series. I added the resistor." Good decision. That's a Zobel network on the output to stabilize the LM-383. The 383 often oscillates if
" Even if a manufacture follows the device datasheets, there's still a variable that comes into play with circuit board layout and power supply decoupling. " FOR A TEN-TEC EXAMPLE: The Eagle has a si
Hi Rick, Success. I have been away for almost the entire week due to work commitments (I'm very fortunate, my job involves HF receivers and direction finders) but today I managed to put a couple of h
That's great, Carlos. Hope you really enjoy your Argo6! 73, Rick, DJ0IP (Nr. Frankfurt, Germany) Hi Rick, Success. I have been away for almost the entire week due to work commitments (I'm very fortun
The audio amp is a TDA1013B, which has been discontinued, but is available at surplus. Regards, Greg, KC8HXO Sent from my Linux device _______________________________________________ TenTec mailing l