Recent content by newfosi

Fosi customer service is the best. They provided me with the following that shows how to change the op-amps. From Fosi: Hi,Please check the link for the instructional video of ZP3. https://drive.google.com/drive/folders/1V0L88g6Ip7iJedNP-ir9TOWCdg_SwIHd?usp=sharing Hope it helps. #ZP3 OP-AMP...

Issue - Samsung TV connected by HDMI ARC to ZD3 - uses CEC so that one remote turns all devices attached by hdmi on/off and changes volume on the ZD3. The problem is that the ZD3 turns back on 30 seconds after shutdown and also turns on anything connected to the HDMI daisy chain. One solution is...

Thanks fester70. My understanding of the ZP3 bypass is that it turns off the tone controls, which is one of the two primary reasons I bought the unit. I also noticed I get a ground loop hum when the ZP3 is installed. No hum when it's disconnected. I haven't identified the source of the problem...

Let’s start with my electronics pre-ZP3 1 Q70 Samsung TV 2 Apple TV connected to the TV by HDMI 3 ZD3 connected to the TV by HDMI ARC 4 ZD3 connected to two ZA3s in mono mode via XLR cables and trigger cables 5 Sparkos SS3602 (2) replaced the stock XLR output op amps in the ZD3 I’ve now added...

Just wanted to list the reasons I ordered the ZP3. 1. I have two ZA3s in mono mode connected to a ZD3, and a V3 Stereo amp in a separate room. 2. The Z products are all connected via XLR. I have no idea if that improves the sound but I noticed that a balanced connection provides higher volume at...

I've ordered a ZP3, which is expected to arrive tomorrow. FedEx consistently gives inaccurate arrival info (it was originally supposed to arrive yesterday), so we'll see. I checked with Fosi customer support on op rolling. The ZP3 op amps are socketed, so op amp rolling is possible, but unlike...