Unknown German tube microphone Here is a recent Ebay find. It's an unbranded tube microphone, and judging from the components probabl...

Here is a scan of the original Russian manual for the LOMO 19a19 tube microphone. The full schematics for the 19a9 have been hard to ...

Thiele M5 tube microphone Here’s a scan of a short advertising document for Thiele M4 and M5 (photo to the left) tube microphones. ...

Last time I wrote about a pair of Syncron AU7A microphones. The capsules were in good condition, but the batteries had leaked, causing corro...

I was lucky enough to come across a pair of Syncron AU7A microphones (aka Fairchild F/22) on ebay. On arrival from the US I found that a...

Lately I've had the opportunity to play around with several vintage Neumann Gefell tube microphones - a CMV563 (below with UM70 capsule)...

This is the label on a reverb pan found inside a vintage Roland Space Echo SE555. “ Manufactured by beautiful girls in Milton, Wisconsin, ...

Back in August we were lucky enough to get our hands on a special edition Josephson C720 microphone for the studio, one of only 20 made in ...

Here is our new pride and joy - a 1960's AVO mkIII valve characteristic meter. It's built like a tank, with wonderful vintage knobs ...

Teladi K120 tube microphone And here's something altogether nicer. It's an old Teladi end-address tube mic, probably from th...

Broadly speaking, you get what you pay for. Over the past 5 years or so the market has become saturated wth inexpensive made-in-china micr...

Here's a nice little tube mic for restoration. The manufacturer is Joachim Wetzel of Liepzig and looks to date from the 50s or 60s. ...

Framus Television It is quite sad to think that the success of the big American guitar manufacturers (F--, G--, you know who you are!)...

Jakob Erland’s Gyraf G7 DIY tube mic project has proved one of the most popular microphone projects. Several years ago I built a pair of...