Search found 6 matches

by Janis 1279
Tue Jul 02, 2019 11:52 pm
Forum: Sound Production
Topic: JH Triple Chorus, anyone know where to get a PCB?
Replies: 9
Views: 2069

Re: JH Triple Chorus, anyone know where to get a PCB?

hi, JH project and the JH triple chorus pcb of course, too, still possible to buy here: http://randomsource.net/haible/vintage ps. In the Triple Chorus i Made some mods and used the MN3007 chips instead of the original TDA1022 BBD's, without any changes in values of another components set. With a li...
by Janis 1279
Mon May 20, 2019 11:16 pm
Forum: General Synthesizers
Topic: Connecting an analog sensor to an eurorack synth
Replies: 2
Views: 2111

Re: Connecting an analog sensor to an eurorack synth

Hi, You need a some Ribbon controller for connecting from a soft pot or a pressure ribbon, I think. As possible example for it : https://www.gearnews.com/ribbon-controller-stroking-eurorack-synthrotek/ . There are a lot of DiY ribbon controllers schematics on the net, too. From Ian Fritz, from the E...
by Janis 1279
Sat Mar 16, 2019 7:13 pm
Forum: General Synthesizers
Topic: Now I can play my cz101 at night...
Replies: 18
Views: 10858

Re: Now I can play my cz101 at night...

Hi,
The Cz 101 schematics from the service manual shows a Contrast variable resistor VR3 10K. Saw it some where on the pcb near the 14 - pin LCD socket.
by Janis 1279
Fri Mar 01, 2019 12:06 pm
Forum: General Synthesizers
Topic: Casio FZ-1 Crackly Sound
Replies: 22
Views: 13587

Re: Casio FZ-1 Crackly Sound

Hi,
It's 5VDC signal relay relay, I think.
by Janis 1279
Fri Aug 31, 2018 4:34 pm
Forum: HELP!
Topic: Casio CZ-101 No Power
Replies: 10
Views: 3806

Re: Casio CZ-101 No Power

hi,
may be i am wrong, but
how good are visually look battery contact places in the battery compartment
how clear are pcb's from residue from old batteries
by Janis 1279
Fri Aug 31, 2018 3:39 pm
Forum: General Synthesizers
Topic: CZ-101 Memory solutions!!!!
Replies: 12
Views: 4997

Re: CZ-101 Memory solutions!!!!

Hi, Thanks gmeredith, Tested a 64-patch CZ RAM cartridge schematic with a one RAM chip HY6264. Only exception is inverted signal necessity from cartridge slot 6 pin as CS2 inverted as it goes in this schematic to IC2 pin 26. The schematic is like to EZ-CZ cartridge schematic for 4x16 patches, I thou...