T&L Publications

FOR SALE; HEATH TT1 mutual transconductance vacuum tube tester in
new condition.Can test all types of vauum tubes, including industrial types.Excellent for an audio fancier who has vacuum tube equipment
$300.00 OBO
John G

I used blue transfer paper for several years. The SECRET is PRE-ETCHING with ammonium persulfate at 130/150 degrees the boards for a short time until the copper shows a dull brown color. I obtained excellent results with traces down to 5 mils in a consitant manner. I also use with excellent results ...

For Sale:ENCO 13X36 gear head lathe with numeric control wit accsesories.$2500.00 OBO !!in almost new condition! ENCO 8X42 VERICAL MILL with numerical con trol,with compressed air collet closer,power feed, and adapted for CNC operation. $3000.00 OBO.Also in almost new condition!!! Many tools and gag...

Due to illness Ihave a substantial amount of electronic
items including machinery(13/36 lathe and
8X36 vertical mill) also many electronic/optical testing instruments. Will accept any reasonable offer
John Gagarian.

Greetings: I am a SEDOKU aficionado. I have been on the market for a commercial made product with large size display without any success, so I have decided to make or modify one of the commercially available products to drive an LED display. Any ideas how to implement this modification?

Greetings:My personal experience with price rebates is very poor. During the last year I was able to obtain a rebate on perhaps 20 percent of the time. resulting in losses of close to a thousand dollars
Any ideas or suggestions on this matter?
John Gagarian

I agree that PP is safer than acrylic, but it is difficult to install pivots on this materiel. I have been using acrylic made tanks for years on a daily basis. It holds pretty well use and abuse. The ideal etching temperature for persulfate is 140 F. I was unable to find any method to Rejuvenate per...

Re: ammonium persulfate. I have been using the stuff for many years now.Price per pound is about one dollar when purchased in 50 pound bags. Persulfate must be maintained in 2 or 3 heavy plastic bags inside each other and inside an AIR THIGHT CONTAINER. I mix only the quantity I need for a run. It i...

I LISTEN TO A RADIO ON THE INTERNET, BUT I DON'T LIKE TO KEEP THE COMPUTER RUNNING ONLY FOR THAT PURPOSE.
THIS RADIO STATION ALSO BROADCAST VIA SATELLITE,SO I WOULD LIKE INFORMATION CONCERNING HOW TO FIND A PORTABLE RECEIVER FOR THAT PURPOSE

I would like very much, detailed information on how to listen to satellite radio with a portable receiver. At the present I listen thru the internet connection, but I don't like to leave the computer turned on all the time.<p>John Gagarian

I AM RETIRING AND HAVE FOR SALE ELECTRONIC TEST EQUIPMENT,MACHINERY,AND ELECTRONIC PARTS & MISC
FOR COMPLETE LIST AND OR AN APPOINTMENT TO INSPECT THE EQUIPMENT ON SALE PLEASE E-MAIL
REQUEST TO [email protected]

Thank you all for the answers to my posting about tranfering old Super 8 film to DVD
Further question: since Super 8 syncronizes at about 18 frames per second, and video at 30 frames, how you avoid recording the inter-frame black spaces in the film, when using a camcorder ?

i WOULD APPRECIATE (DETAILED INFO IF POSSIBLE) ON HOW TO TRANSFER OLD SUPER 8 FORMAT FILM TO DVD

I would like to purchase /obtain a copy of Cicuit Maker and Trax Maker Please contact me off list at SUBALERT.COM