MJ Electronic Service

01/09/2025

Power transformers and Output transformers available for EL84, ECL82, UL84 and UCL82 valve circuits. All types of transformers are available here for Radios and amplifiers.

26/06/2022

This Radio was came in very bad condition. Cabinet cleaned and varnished. Broken band switch k**b glued assisted with copper wire. Mains cord replaced.Originally half wave only used, I convert it in to full wave. I found the output cathode was directly grounded then I connected 180 ohm 1W and 47 mfd 25V. Speakers replaced. LED dial lamp installed.Tone controls were not working due to wrong connections corrected. IFT ies were tuned to 455 KHz. Good reception with clear sound achieved ...

18/06/2022

HMV Radio unused since 30 years. Came for repair in dead condition. Cabinet cleaned and varnished. Dial, band switch and control k**bs thoroughly cleaned. Speaker, dial lamp and Power cord replaced. No connection was there in between detector to grid. Connection restored with shielded wire. Output valve EL84 replaced due to high plate current . Cathode bypass capacitor replaced. MW Ant.coil primary winding broken rewinding done. Resistor found open between SW1 Osc.coil to converter valve is replaced. After an hour of playing reception interrupted . The primary winding of 1st IFT was opened. IF coil replaced which was removed from another IFT and tuned it to 452 K.Hz. The set works fine now.

04/07/2020

No red mercury valves in this world. Don't be ignorant.

19/04/2016

19/04/2016

Sony FM/AM PLL SYNTHESIZED RECEIVER ICF 2001 is restored yesterday. Broken tracks in three locations identified and connected.

09/03/2016

S.W reception.

09/03/2016

Bush EBS 31 made in U.K restored.
Broken wooden cabinet joined with glue. Damaged rubber insulated wire replaced, speaker diaphragm repaired. Grill and dial cleaned.
I.F.T. alligned. Output transformer replaced. Ferroceptor installed for MW band