JE Labs

Over two decades ago, I ventured into single channel music reproduction to trace the roots of high fidelity. From that whole experience, I ...

L>R: 6AH4 + AliEx, 12B4A + Sony/Tamradio and 6AH4 + Hashimoto HL20K6 The last time I saw my buddy J-Rob was pre-COVID, but we keep in to...

Keen-eyed readers and visitors to my YouTube channel may have noticed the two octal phono preamps I've been using in my recent uploads....

I acquired this pair of James JS 4120N, 200H @ 15 mA nickel plate chokes from Keith Tan of Euphonia Audio in late '04. Due to my busy pe...

  It's been over five years since I built this  loctal preamp . I moved it recently so that it'd be between my two turntables. In th...

Even if I was a Radio Shack  devotee in the early 80s, I didn't pay much attention to this RIAA phono preamp because it didn't have ...

Tube rolling is a fun aspect of the audio hobby. It only gets tedious when audiophiles start splitting hairs about a VT231, 5692, etc. I dra...

Hamingredient inspired chassis 😉 In the early 2000s, I tried to unload a half dozen or so of my used/test good Telefunken 12AX7s on eBay. ...

It's been three years since I blogged about Radio Shack's demise . I miss browsing at a  Rat Shack store even more.😞  Through the...