Beiträge von simon.gre

I not sure what you want i check?
Pin 7 to ground hp is 90 k hom

i check between lug (connection 1) and 7 THERE IS 100KHOM

i can t mesure with speaker when i put on guitare there is a continue flash between v4 V5 AND NO SOUND.>:(

there is a resistance at out put to protect transfo when there is no speaker
i 'll test to mesure voltage with speaker but i continue to think that i have a problem with transfo

i test voltage with no speaker.

i m sure to have a problem with transfo all my mesure on tube are good.all is connect good...???i don t understand it must be transfo dont work good

i mesure with guitare i found all level max 0.5V AC 4HOM 0.7AC 8HOM 1V 16HOM
BUT WHEN I PUT speaker on ampli there is not buzz no sound and flash between v4 V5 OUT PUT WHEN I PLAY

i mesure with ac and dc, normaly it s dc if i write i mesure in v and miliV

hi.
so i have in input at transformer
v4V5 295 VOLT DC
V4 285
V5 285

AND 0V OUT PUT on 4 8 16 OHM

And i don t have good value between green to white i have 0.6 no 1hom

i don t have good value between 1 TO GREEN WIRE I DON T HAVE 2 OHM BUT 0.8 OHM,?

yes i connect like it
i think there is a problem with transfo i don t have the good mesure on it
thank to mad for your help i must to see with shop to replace it

Hi mad

1to3 0.4ohm
1 to 4 0.6 ohm
1to green wires 0.8 ohm

7to9 135ohm
6 to 10 123ohm
6 to 12 257
7 to 13 257

i don t understand? you have the same problem?

13 to 7 is 255ohm
12 to 6 is 255ohm???

mad,
i mesure transfo DISCONNECT
1 TO 3 0.9OHM
1TO 4 1.3 OHM
1TO GREEN WIRE 2 OHM
1 TO SECOND GREEN WIRE 2.2
1 TO 6 NO CONNECT
6 TO 7 NO CONNECT
6TO 9 NO CONNECT
7 TO 9 135,1 OHM
6 IS NO CONNECT TO NOTHING

18 TO16 0.9
18 TO 15 1.3OHM
18 TO GREEN WIRE 2.0
18 TO GREEN WIRE 2.2
13 CONNECT TO NOTHING
12TO 13 NO CONNECT
12 TO 10 135.9 OHM
18 TO 12 NO CONNECT

I HOPE I HAVE A PROBLEM WITH TRANSFO BECAUSE I SEE AND RE SEE ALL CONNECTION ALL COMPOSANTS AND IT S GOOD

mad can you send the mesure of transfo?

hi
the ground is connected to ground of 8 16 HOM
The green wire of tranfo connect to ground jack
white wire connect to signal 8HOM and a resitance conect signal to the ground
4 green wire connect to the signal of 16 HOM

There is flash between v4 v5 out put

never sound i think the transformer is not good