Anyone know what this is?

[Robert]

A friend asked and I have no clue...

 

[Harry Klippton]

Looks like a PCB from a guitar pedal

 

[Robert]

I was thinking that but I have no idea why he'd be asking me about guitar pedals....

 

[cwsquared]

Systech Harmonic Energizer

Matches images from https://reverb.com/item/62217835-systech-harmonic-energizer-1977-grey

 

[Robert]

Yep, that's definitely it, thanks!

 

[cwsquared]

Yep, that's definitely it, thanks!

I must have had some Google mojo saved up.

 

[Coda]

Systech Harmonic Energizer

Matches images from https://reverb.com/item/62217835-systech-harmonic-energizer-1977-grey

You beat me to it. And I can’t believe I was right!…

 

[fig]

I was close...I was rooting for clock-radio.

 

[benny_profane]

I was close...I was rooting for clock-radio.

A clock AND a radio? What’ll they think of next?!

 

[cwsquared]

You beat me to it. And I can’t believe I was right!…

You probably had an idea, some knowledge. I just used the Internet.

 

[HamishR]

It looked to me to be some kind of electronic circuit.

 

[KR Sound]

Something made in the mid-late 70s, somewhere between 1975 and 1977 I think.

 

[Feral Feline]

You fools! It's a controls-gutshot of the History Eraser Button!

 

[DeadAirMD]

Why is that button about to be push pushed by someone's big toe?

 

[Erik S]

Why is that button about to be push pushed by someone's big toe?

It's a pedal.