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Memory lane before 1995


I made 3 pcs, 2 x 200W in 4R Class AB amplifier with Audio mosfet (BUZ900,BUZ905) output for my home cinema,
The electronic circuit and the mechanics are my own design.
There are 4 pcbs in the product, 2 amplifiers, a protection circuit, and a mains supply pcb.






3 pcs 12 channel triac theater light dimmer 63A in, controlled by 0-10V, with idle function.




2 pcs 12 channel triac theater light dimmer 63A in, controlled by 0-10V, with idle function.







MELD LD12: 12 channel triac theater light dimmer 63A in, controlled by DMX512 seriel if.







MELD SB40: 40 channel stagebox with phantom power on/off, splits 40 microfon channels in to 3
signals (front mixer, monitor mixer, DR galvanically isolated by traformer)





70W Switch mode power supply 230V AC to +/-18V and 48V for phantom








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