I have an sx 838, 939 and a 950. They all sound great, but I find myself listening to the 939 more then any others. It sounds warmer and I like the tone controls allot better. The 950 seems a little crisper, but it may be due to a recent rebuild....

When I bought my Pioneer SX-838 (for $300 in 1976) it was the Tech Hifi demo for speakers, it was a year old. It was left on continuously for that period. They had to sell it, as the 1977 models were going to brushed aluminum face. This receiver was...

This is also for the SX-939. It was a pleasant surprise. I didn't expect it to sound as good as it does. A very warm and detailed sound. The best Pioneer I've heard so far. Comparable to any Marantz's I own. Doesn't seem to get hot like my SX-980. I...

This review is for the pioneer SX 939. The sx 838s big brother. You can get these units real reasonable. At 75 wpc (100) at 4 ohms. They are one of the best sounding and powerfull for the money. Once you clean all the switches and controls it performs...

This is for the SX-939, not the SX-838 but they are almost the same.The 939 is 75 wpc RMS and the 838 is 50. I bought it on Ebay a few years ago from a seller who had 0 feedback and advertised it as an old receiver. What I got was a near mint(no...

Wanted a tuner but decided to see if I could get a better deal on a receiver. Back in 1974 I had envied the top of the line Pioneer receivers settling at that time for the SX 424. What a twist of fate - my patience paid off and I picked up the Pioneer...