ham, musician or both

killivolt

Joined Jan 10, 2010
836
I could hear the 10 and 12.....but that's it.

which surprised me.
Might be the audio card in your computer. But, I'm 60 this year and it's normal for me. However, some younger folks are damaging their hearing with loud speaker systems in cars or ear buds.

kv
 
Only marginally related to the topic, but it does have some electronics content.... I came across this video the other day. The fellow who made the Wah-Wah pedal that Hendrix used at Woodstock is showing what he built, including the circuit. Very cool, especially considering he made it some 47 years ago! Plus, it looks like he did a good job of etching the board :).

I don't know and I am likely too lazy to go look now, but is the original wah-wah pedal sound circuit all over the place - a quick search shows plenty of schematics? Did this guy actually design the first one?
 
Only marginally related to the topic, but it does have some electronics content.... I came across this video the other day. The fellow who made the Wah-Wah pedal that Hendrix used at Woodstock is showing what he built, including the circuit. Very cool, especially considering he made it some 47 years ago! Plus, it looks like he did a good job of etching the board :).

I don't know and I am likely too lazy to go look now, but is the original wah-wah pedal sound circuit all over the place - a quick search shows plenty of schematics? Did this guy actually design the first one?
I decided to get industrious and look for my answers (which I could have done before posting :)

Apparently, the wah-wah was invented several years earlier by "bright-eyed 20-year-old by the name of Brad Plunkett." The schematic was included in a patent that they got in 1970 (see here) - a bit late. It is an interesting story. If I understand correctly, he basically figured out that he could replace the mid-range-boost switch on a normal guitar amp with a pot. Then included a pedal-based movement of the pot.

“I went next door, and asked a friend of mine to plug a guitar into this pile of wires, resistors, and capacitors I had on the bench. He strummed a few chords while I turned the knob on the potentiometer. It went ‘WAH-WAH-WAH.’ We looked at each other, and said, ‘Wow! This is really great!’”

Thank you Brad!
 
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