Search found 29 matches

by paul ron
Tue Jun 18, 2019 1:34 pm
Forum: Hardware
Topic: What is the going price to have EPROMs burnt?
Replies: 42
Views: 5763

Re: What is the going price to have EPROMs burnt?

its a great programmer. i love tyat i can test memory n logic chips on it as well.

which computer are you running it on?
by paul ron
Sun May 26, 2019 12:31 am
Forum: Hardware
Topic: What is the going price to have EPROMs burnt?
Replies: 42
Views: 5763

Re: What is the going price to have EPROMs burnt?

thanks. im going to download it now.
by paul ron
Fri May 24, 2019 11:11 pm
Forum: Hardware
Topic: What is the going price to have EPROMs burnt?
Replies: 42
Views: 5763

Re: What is the going price to have EPROMs burnt?

the definition still doesnt help make it work on anything i own.
i dont have 32 or 64 bit machines.

maybe someone can convert it to the old standard zip format?
by paul ron
Wed May 22, 2019 7:27 pm
Forum: Hardware
Topic: What is the going price to have EPROMs burnt?
Replies: 42
Views: 5763

Re: What is the going price to have EPROMs burnt?

here is the link if anyone is looking for the manual n software

https://archive.org/details/@gabrielknight123


thank


i downloaded the file but my tablet cant open it. what format is 7z?
by paul ron
Wed May 15, 2019 4:44 am
Forum: Sinclair Misc
Topic: Live coding on a ZX81
Replies: 1
Views: 1962

Re: Live coding on a ZX81

that was fun! good job.


.
by paul ron
Thu May 02, 2019 1:34 am
Forum: Hardware
Topic: What is the going price to have EPROMs burnt?
Replies: 42
Views: 5763

Re: What is the going price to have EPROMs burnt?

thank you for the program... its exactly what my eprom burner needed. works great!
by paul ron
Mon Apr 29, 2019 7:15 pm
Forum: Hardware
Topic: What is the going price to have EPROMs burnt?
Replies: 42
Views: 5763

Re: What is the going price to have EPROMs burnt?

Thanks Id really appreciate it. I sent you a private message... maybe you can send the pgms via email?
by paul ron
Mon Mar 18, 2019 2:40 pm
Forum: Hardware
Topic: ZX81 pulse cleaner article
Replies: 5
Views: 634

Re: ZX81 pulse cleaner article

Very interesting magazine. I always enjoy the circuits. The direct modem hookup project was an interesting read. What we did back before modems to transfer programs was hook the OUT jack to an audio transformer which was wired into the telephone speaker mic. On the other end, the recipient would hav...
by paul ron
Mon Mar 18, 2019 2:26 pm
Forum: Hardware
Topic: Cleaning ZX81 16k RAM pack and edge connector
Replies: 2
Views: 429

Re: Cleaning ZX81 16k RAM pack and edge connector

To clean female edge connectors that are heavily oxidized, I fold a piece of wet dry 400 abrasive paper to form a male and push it in n out a few times.

Cleaning the males, use a pencil eraser n go over the fingers till they are nice n shinny again.
by paul ron
Mon Mar 18, 2019 2:17 pm
Forum: SALES
Topic: Memory ICs still waiting for a new home
Replies: 0
Views: 560

Memory ICs still waiting for a new home

While cleaning out my electronics bench I came across a ton of memory chips. I don't have a need for them but I would like to offer them real cheap to anyone that has a use for them. I got them at a Trenton NJ computer show in the 1980s. Corrected count...... 4264-15 and 4164-15..... 97 41256-15.......