Eico Sine and Square Audio Wave Generator | eBay!. Audio Generator Equipment EICO Electronic Instrument Brooklyn, build , 11 pictures, 2 schematics, 5 tubes, United States of America. Used Eico Vacuum tubes for sale on + second hand hifi sites & shops. Use Hifi Shark to monitor pricing and global availability.

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Antique Radio Forums • View topic – Eico or IS it?

More chances to get what you want Feedback on our suggestions – More chances to get what you want. Yours is a 2 gang, which means all of the resistors in the tuning circuit are different also. The op just reminded me I own a whole slew of those. All are longtime members that stepped up to the invite to help out by volunteering their time and effort to help the membership experience on TGP stay on the even keel.

The tubes called out on the schematic you posted are octals. It is obvious someone has updated the capacitors. Yes, my password is: Sign in for more lists.


This generator has become my preferred generator for 737 over my HP oscillator. If the 6SQ7 is a mistake and a 6SJ7 really belongs in there, the wiring will correspond to the schematic. BaxtercatDec 28, Used existing power transformer, 6×5 rectifier, and filter caps more filtering than 5c1.

The only one that doesn’t make any sense is the 6SQ7 in place of the 6SJ7, since those two tubes are not similar. What’s the range of the variable cap?

Thanks for the info and the ideas. May we help you read better. Dec 29, 7. It functioned perfectly last time I plugged it in 10 years ago.

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Delivery times may vary, especially during peak periods. Overall the HP is a much better oscillator but the Eico is definitely a usable piece of test equipment. Log in or Sign up.

Eico 377 to 5c1 Champ conversion

Converted Eico signal generator into Fender Tweed Champ 5c1. It came with 3 spare tubes used and an audio cable. Apparently it was purchased and never used. They all test good though. Email to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab Add to watch list.


However, Eico’s documentation always matched the item that was shipped; your generator came with a manual that reflected the tube line-up in it.

Audio Generator 377

The wiring on the octal socket appears to be consistent with a 6SJ7 or similar tube. Google [Bot]N5NA and 5 guests.

Back to home page Return to top. A comprehensive manual is available on the BAMA website. Do you already have an account? A total of 5 tubes are used including a 6X5 rectifier. Others above have already pointed out that most of the tubes in the unit are functionally similar, so you will probably find that the generator is indeed as shown if you re-draw the diagram with the pin-outs of ieco tubes that are present. Similar sponsored items Feedback on our suggestions – Similar sponsored items.

If the socket is wired for a 6SJ7 it will appear between pin 2 and pin 7. I am new to the hobby and am not real sure what to do now.