2019年10月26日 · I actually picked up some samples prior to the inventory liquidation. My friend didn't have any of the most common left (STK0050, STK0060, STK0070, STK0080, …

2020年5月12日 · Hello- New to the vintage receiver sx-780 test/repair arena. Acquired an sx-780 with a shorted Darlington STK0050. Was looking at the replacement stk0050 from this thread- …

2016年6月18日 · Their has been a bit of interest for a replacement of what was the original Sanyo STK-0050 module used in a SX-780 receiver. Many question the integrity of what can be …

2019年6月18日 · Many of them are surprisingly cheap, and of good fidelity...certainly good enough fidelity to equal the STK0050, yes? I bet I could find two power amp modules, and …

2006年11月15日 · I had a pioneer SX-780 with one STK0050 and the other an NTE part. I was having problems and switched out the NTE with an orginal STK0050. The NTE was marked …

2019年4月29日 · Hello. I bought a used STK 0050 module to replace a bad one. I have already done the work to verify that there are no other problems in the SX-780 into which it will be …

2016年6月18日 · The specific reproduction discussed in this thread is for an STK0050, which has two stages of current amplification, whereas the CR-840 part (or STK0060II or STK0050II) has …

2018年5月11日 · There is a discreet pcb thread floating around here somewhere. I haven't owned anything that uses them in many years (think 30+)

2021年10月26日 · I've seen this on eBay: STK0050+ Pioneer SX-780 or marantz SR4000 replaces STK0050 STK0030 STK0040. It looks like it replaces the STK0050 in the way the …

2024年9月11日 · Can I also use this replacement design (made for stk0050) to replace my STK0029? I found the STK0029 datasheet (file attached) and there I can see that the circuit …