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Finally got round to itFinally got round to giving my old speccy a close look. Details 1982 Issue 2 Seriel No 001 196193 Hmm... Followed the initial tests on You tube w…
... rail---850 ohm
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IC2 as the usual patch however ... -
Interesting modem for the Spectrum. Connect to what/where?Hello :)<br><br>While browsing for ZX Spectrum items on Ebay, I came across a modem someone listed as a "Sinclair ZX Spectrum Modem" It is a "Kirk's …
... ZX Interface 1? Does the Interface1 employ a UART-type mechanism ... -
ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... have some documentation on how Interface1 for example, swaps the extra ... -
Questions about GALsI'm working on an old danish floppy interface for the speccy ([url="http://allan.hoiberg.dk/eng/zx/"]CS-Disk[/url]) The original interface contain…
... [/img]
IC1 and IC2 are both 74LS138, The "IC ... -
Original Grey +2 Picture IssuesSo, I have my +2 connected to an old CRT TV, and the Speccy has been working fine. Decided to have a shift around, but once I moved the +2 i've lost…
Sounds like the internal +12v supply might have failed, if you have a multimeter check the voltage on pin 11 of the TEA2000 (IC2). If it's not reading close to 12v, you'll be looking to change transistors TR8 and TR9.
B -
Original Grey +2 Picture IssuesSo, I have my +2 connected to an old CRT TV, and the Speccy has been working fine. Decided to have a shift around, but once I moved the +2 i've lost…
... pin 11 of the TEA2000 (IC2). If it's not reading ... -
No video output from Spectrum +2 (light grey)Got a strange issue with my Spectrum +2 light grey edition. It was working fine then all of sudden it outputs a black screen while I was using it wit…
Check the +12V supply to IC2 (TEA 2000) on pin 11.< ... -
ZX Spectrum 48K it only shows colored barsHello, I'm new to the forum and I need help with a ZX Spectrum 48K which I bought recently unfortunately defective. I want to mention that before t…
... likely it is okay.
IC2 (CPU) is at least partly ... -
INPUT Magazine (1984-85)Out of curiosity (and possibly also trying to find the listing for a character-enlarger program I used to create part of a larger UDG editing suite) …
Basic+ if I remember, is an extension to standard basic that requires an interface1 attached. I will check and see to confirm that M. -
INPUT Magazine (1984-85)Out of curiosity (and possibly also trying to find the listing for a character-enlarger program I used to create part of a larger UDG editing suite) …
... standard basic that requires an interface1 attached. I will check and ... -
The best ZX Spectrum emulatorsIt's been suggested we add a sticky thread where people can recommend their favourite emulators. A couple of rules. 1. Don't just nomina…
... emulator that does not emulate Interface1 , Microdrive, RS232 port and Zx ... -
The best ZX Spectrum emulatorsIt's been suggested we add a sticky thread where people can recommend their favourite emulators. A couple of rules. 1. Don't just nomina…
... emulator that does not emulate Interface1 , Microdrive, RS232 port and Zx ... -
The best ZX Spectrum emulatorsIt's been suggested we add a sticky thread where people can recommend their favourite emulators. A couple of rules. 1. Don't just nomina…
... "N" Channel provided by the Interface1 itself. I mean... are you ... -
The best ZX Spectrum emulatorsIt's been suggested we add a sticky thread where people can recommend their favourite emulators. A couple of rules. 1. Don't just nomina…
... "N" Channel provided by the Interface1 itself.
Anyway, I ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... Pin 6 : Connects to pin IC2
Pin 7 : Connects ... Pin 8 : Connects to pin IC2 :OK
Pin 9:: ... /> Pin 4 : Connects to IC2
Pin 5 : Connects ... /> Pin 7 : Connects to IC2
Pin 8 : Connects ... br /> Pin 10 Connects to IC2
Pin 11 : ... -
Better keyboard = better sales ?Just a random thought. I want to start this by saying although I did not have a + model new, I was never really a fan of this keyboard as it was n…
... was not thrown onto the Interface1 really (maybe on the IF2 ... -
PLATOTerm for IRATA.ONLINE for ZX SpectrumHello everyone, I've been holding off on any formal announcement until the terminal actually functioned, but, now that there is a version of PLAT…
... the RS232 support now for Interface1/128k Speccy, and then this ... -
Features that never made it into the SpectrumAlthough kind of a Hardware question (a kind moderator might want to move it, I was 50/50 on where to post it, I don't mind) , I was thinking about t…
... about the fact that the Interface1 was meant to be 'serious ... -
what components normally get taken out if you plug+unplug a joystick interface in with the power onwhat components normally get taken out if you plug+unplug a joystick interface in with the power on? i remember doing this a few times when i had …
Bit of fun - one change onlyI also posted this on another marque's forum (for their products) to see. Its just a bit of fun really. OK, if you could of made one change to a S…
... , I think building in the Interface1 (1 not 2) to this ...Which emulators can change machine type / hardware without reset?Which emulators can change machine type / hardware without machine-reset? I think WinZ80 v4 by Gerton Lunter can do e.g. change running emulation …
(Win)Z80 for sure. Useable in DOSBOX too.
I often add Interface1 and redirect RS232 to files so I can print to textfiles.What is this?Found on eBay [img]https://i.ebayimg.com/images/g/3N0AAOSwUPlcmv5v/s-l1600.jpg[/img]
... I guess thinking about the Interface1 as it was half intended ...Recapping parts list needed for +2a power supplyHello I've recently acquired a +2a power supply. It works, but given the age I'd like to do some preventative maintenance and refurbish it. Does a…
... voltage due to overheating of IC2 (see note).
Sometimes a ... , is to remove T2 and IC2 from the heatsink, clean off ... . Then ensure that T2 and IC2 are firmly secured back on ...[VIDEO] Night Gunner ComparisonHere is a new video where I compare both the Speccy and Amstrad CPC versions of Night Gunner https://www.youtube.com/watch?v=8-2bMc4l3QQ
It's a classic n tt racer has zx interface1 networking 8 player...zx spectrum +2 no clock signal ??help me ...... looking at a specie +2 (original +2) it is the Z70700 issue 1 (uk one) i seem to have no clock,no display,no sound at all. it is sho…
[quote="1024MAK;968915"]IC2 (74HCU04), the section with an ...Childhood Fantasy Fullfilled (Almost)My Dream set up. A row of Sinclair (note Sinclair not Amstrad) ZX Computers with Microdrives. https://i.imgur.com/fb9b4F1.jpg I say almost beca…
... 'd tell me about the Interface1 and Interface 2, micro-drives ...
