Hacker Sovereign III RP72MB
Hacker Sovereign III RP72MB Portable.Having a soft spot for Roberts and Hackers, when this little lady came into the shop, I tossed away all money earning repairs and sat her on my lap.She seemed to ...
Seth´s Articles
Laney Cub 12R
Well the little Laney Cub12R gets the Zeta Services this week’s award for the most stupid amplifier to service. On the outside, looks all pretty and sweet. Customer said it was blowing fuses and ...
Egnater Renegade…I’ll be back
Last saw this amplifier 2 years ago when the owner brought it in complaining of strange noises. From the amplifier, not himself. That was due to both the EL34 output valves being microphonic.The ...
Bush DAC90, a rescue.
Rescued this Bush DAC90 from being “Up-cycled”, sale in a dog charity shop, via a heads up from the great Brad Swift. This set was released a year or so after WW2, around 1946.It´s production ran for ...
Mesa Boogie Dual Rectifier Tremoverb
Mesa Boogie Dual Rectifier Tremoverb.I have had a few of these amplifiers as of late. Some have had some awkward problems to sort out, mainly around failure of the LDR (light dependant resistors). ...
The G.P.O. Speaking clock, at the 3rd stroke…
At the Third stroke…..The speaking clock! Digame, ¿que hora es?Some time ago, I wrote about a chap called Mr. Strowger, inventor of the automatic telephone exchange. He set the way to enable us to ...
Allen and Heath mixing desk ZED16FX
Allen and Heath ZED16FX mixing desk – with a moral of the story. Like most engineers, when we get a mixing desk in, our hearts sink. Given the nature of most of the budget desks, such as Behringer ...
Sansui AU-X710
Sansui AU-X701Here is another example of an amplifier that has been around the block many times hoping for a repair. As usual ending up at the stupid Guiri (Spanish slang for foreigner), i.e. ...
Meyer M2D Powrered loudspeaker
Meyer Sound M2D powered loudspeakerA customer brought several of these large powered loudspeakers in for repair. They had all seen heavy combat in the field and as usual, I get the stuff that has ...
Yeasu FT450D
This poor transceiver had been accidently left connected to the antenna array during a thunderstorm. Whilst not having had a direct hit, it would seem that a local striation must have hit the ...
Henry Radio 2006A repair
Henry Radio 2006AWhen someone says to me “I bet you like a challenge?” my answer nowadays is NO. I like a job that I can complete quickly, doesn’t make my head hurt and I can earn enough to feed ...
ANRITSU MS62B Spectrum Analyzer
This Anritsu MS62B came along with various other test gear as part of a sort of barn find. Spent a bit of time working my way through the power supply front end as it seemed to be dead. Should have ...
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