A Fender Supersonic 60 arrived as it plainly liked to sing is own praises- when the volume was turned up it howled like a banshee! The issue was that the amp was totally microphonic. It would work at lower volumes but started howling at higher volumes The Fender Supersonic is a complex design for a 60 watt amp. It has 10 valves, comprising of 2 x ECC81 ( 12AT7), 6x ECC83 ( 12AX7), and 2x […]
I found this link regarding the history of speakers in Fender amps. I found this useful so I thought I would share it. I found it on another blog. (UPDATE: Unfortunately, that site is now seemingly defunct.)
Rectifier Valve ? Many of the vintage amplifiers such as the Vox AC30 , Fender Twin Reverb use a rectifier valve. Other amps use modern silicon diodes. The rectifier valve ( or diode) is a key part of your amplifier’s power supply. Its job is to “convert” or rectify the AC voltage coming from the transformer into the high DC voltage needed by your valves in your amplifier. The output valves need the highest voltage
Fender Amp Serial Numbers There used to be a link on the Fender website for amp dating from the serial numbers. However Superior Music has done a really good summary and here is a link to their website. This will enable you to figure out the year your amp was made.Link ==> Superior Music – Fender Amp, Amplifier Serial Numbers. It is also worth looking up on the Fender website too. I only found this
Restoring Fender Deluxe Reverb Silverface or Blackface amp part 3 – resistors In common with all Fender amps they are mounted in the case “upside down” the valves hang at the bottom for east access. The trade off with this design is that heat rises so all the heat from the tubes/valves rises and it cooks all the components over time. A silver face amp is a minimum of 35 years old and so the
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Restoring a Fender deluxe reverb Part 2 Here is the next step in restoring the amp. On the underside of the chassis is the main board where the components are mounted. This is called the turret board. On my unit this board was covered in sticky nicotine tar and also it had mould on it ! I found the best way to clean this off was to use a Foam Cleanser that is used for
Fender Deluxe Reverb Electronic Restoration Part One I mentioned in an earlier post that I restored my 1971 Fender Deluxe Silver face Reverb’s electronics. Over the next few posts I am going to let you see how I did it. I hope this is useful information for you. The deluxe reverb, Twin reverb, Super reverb all have nearly the same design so what I am saying is true of all of these lovely amps. it
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