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5.25" drive + lot's of floppies for Opus DiscoveryI have these upgrades for an Opus Discovery: - two 5.25" drives - one external 5.25" case internal power supply with one of the drives and floppycabl…
... /> - one external 5.25" case internal power supply with one of ... -
ZX Spectrum Pre-regulator DesignCarrying on from the "[URL="http://www.worldofspectrum.org/forums/showthread.php?t=44486"]Issue 2 crashes after about 30 mins[/URL]" thread... [QUOT…
... heat dissipated by the 7805 internal voltage regulator and heat sink ... -
August sales[COLOR="Blue"]I have about everything listed here in stock. But some of it must be made ready (with custom wishes). [B]Buying directly will save you…
... RF output connector and added internal circuitry for composite video output ... , tape input, working or nonworking internal taperecorder[/B]
- unboxed with ... , tape input, working or nonworking internal taperecorder[/B]
- boxed with ... -
Hardware description - BETA DISK interfaceExist more versions and clones of BETA DISK interface. Beta disk 48, beta disk 128, brasilian clones of beta disk 48, russian clones of beta disk 128…
... ZX reset is state of internal bit D4(rom type) set ... -
Hardware description - MULTIFACE 3[B]Hardware description - MULTIFACE 3[/B] This is description of MF3 clone, because I can't find more about original interface. Schematic and PAL ch…
... ZX rom is active and internal state of port #1FFD sign ... -
ZX NEWS from CZ/SKI don't know what thread to use, so I'm trying to post it here. I've been at Spectrology 2013 meeting in Wittenberg/Germany last weekend and people t…
... address #0000) and must have AY music. [URL="http://jiiira.ajetaci ... -
Op-amp question for the more knowledgeable tech headI have a dual op-amp IC in a 9 pin SIL package. Pin 1 and 9 are Vcc as marked on the datasheet. The internal schematic as supplied on the datasheet…
... the datasheet.
The internal schematic as supplied on the ... -
Old homemade hardware?Hey there, I've been given a bunch of ZX Spectrum stuff, I've mostly fixed the computer, just need a membrane. But what I was wondering is that there…
... cartridge port and has a AY chip on it. One has ... -
Ben Versteeg's September sales[COLOR="Blue"][B][SIZE="6"]Add-ons[/SIZE][/B][/COLOR] [IMG]http://benophetinternet.nl/hobby/vanmezelf/sales/line.jpg[/IMG] [IMG]http://benophetinter…
... output connector and added internal circuitry for composite ... tape input, working or nonworking internal taperecorder[/B]
- ... tape input, working or nonworking internal taperecorder[/B]
- ... Enables to keep using the internal keyboard too
- Very ... -
ANN: Spud v0.225New version of Spud for anyone who's interested. Some new features. [code] v0.225 ADDED: Load & Save Binary Files. ADDED: Manually trigger NMI. A…
... : Multiface Emulation.
ADDED: Fuller AY Box Emulation.
ADDED: Cheetah ...
