Hello. Sometimes people asking about Hakko clones (there are some treads on this forum, I know). Today got my Quick ESD 969 Soldering station. It was the only soldering station, which was looking totaly like Hakko (on pictures), so I ordered this. The price was about 85$, when Original Hakko...

Hello I'm designing PCB for ZEN headAMP now... It will have line input (2RCA) and transit line output (2RCA). When Headamp is powered-off, line input is shorted to output, and signal flow from source to next amp through headamp's relay. If Head amp is power on, than 12Volt are...

Hello. I have Cresyn CS-HP700 headphone, which seems to be korean clone of AT. It's like some mix from AT A-series. So I want to have some tweaks, but at first I'm very interested in photos of enclosure of A300\A500\A700\A900. Please, share your (or not your ) photos or links...

Hello. I just found some strange Elnas on Ebay. As i Know silmic II should have brown+gold\Brown+White or Black+ gold colors. But here are some purple Silmics O_o.

Hello. I'm Interested in Cresyn CS-HP700 Headphones. I tried to found some useful info about them, but google didn't found much info, just a lot of shop-pages... But finally I found two reviews. 1. One from Amobil.no TEST: Cresyn CS-HP700 - Amobil.no 2. And second I found on forum of one...

Hello. I want to build my first (working) cmoy. And I want to make it non_portable. So i'll just want to build PS + CMOY Board and on next step i'll just swap CMOY pcb with better one. If I will use Talema (Amveco) transformer like here: (but 7VA 2*12V), how can i get Gnd line? As i can...

Hello. Found this in old Sony VCR. I think big Yellow is ceramic? Right? So how to identify their capacitance? And aprox. voltage? But the most interesting are the small caps, which I havn't seen before. Type? capacitance? Anyone can help?