-
First time capacitor replacementHi, I have an Issue 2 board, that i wish to start with recapping as advised on here, as they look to be all original. (Same with V3 board, but going…
... of the size as a replacement.
- 22uf 16V (C25, C28 ... -
I've had better nights...So I got a broken issue 2 today, case in good nick but the diags board showing multiple failures in both lower/upper RAM. Never mind, good as a spare…
... two more 4116's needed replacement.
TL;DR: Dodgy ... 4116's and 1 good 4532 :x plus the 5C112E-2 ... -
Replacement Faceplates for ZX Microdrive UnitsHow many people would purchase replacement faceplates for the ZX Microdrive units at a cost of ?14 each? I was just wondering whether the market wou…
How many people would purchase replacement faceplates for the ZX Microdrive units at a cost of ?14 each?
I was just wondering whether the market would be big enough for 100 of these? Any less and the price would be prohibitive. -
Interface 1 ROM replacementHi All! I wrote down my story because I think that somebody might have similar problem and can find some ideas here how to overcome it... :) Recent…
... found any available drop in replacement of the 24 pin 8K ... -
+3 Tape/sound socket replacementI've just taken delivery of a rough round the edges but fully functional +3 (chocolate drive belt notwithstanding). However the tape/sound socket is …
... "]this[/URL] is an exact replacement? Can't make out if ... -
Modern day replacement powersupply for ZX 128kHi All Anyone got any links to a modern day replacement powersupply for ZX 128k. I don't mind lobbing off the end and installing my own barrel, just…
Hi All
Anyone got any links to a modern day replacement powersupply for ZX 128k. I don't mind lobbing off the end and installing my own barrel, just all the voltages to be correct.
Thanks as always
B -
Replacement 3D printable case on thingiverseI'd like to know people's thoughts on this: [url]http://www.thingiverse.com/thing:226892[/url] It claims to be a replacement case for the rubber ke…
... /> It claims to be a replacement case for the rubber key ... -
Spectrum Issue 2 - TR6 ReplacementI've just got my hands on an Issue 2 ZX Spectrum, that needed some repairs. The picture quality after doing a composite modification was pretty shodd…
Upper Memory LinksI've got an 1982 Issue Two Spectrum 48k with an upper RAM fault. I've narrowed down the faulty IC and I'm in the process of removing the 8 IC's, sock…
... board before replacing with some 4532 chips I've salvaged from ... added to work with the replacement -3 suffix chips. The voltage ...AMSTRAD 40057 - joystick decoder replacementThis is replacement of joystick decoder "AMSTRAD 40057" for Amstrad model ZX Spectrum 128+2 (grey). This project is not tested, but theoretically wil…
This is replacement of joystick decoder "AMSTRAD 40057" ...TR4/TR5 replacementHi guys, I've got another Spectrum I'm working on now - an Issue 4S this time. When I originally got it, I powered it up and did the basic tests a…
... I've now got some replacement parts for that so it ...Replacement speakers for 16/48K SpectrumsThought I'd share a source of replacement speakers for the 16/48K machines: http://uk.rs-online.com/web/p/miniature-speakers/7903975/ (Equivalent…
... 'd share a source of replacement speakers for the 16/48K ...ULA Replacement??I searched, but maybe I just missed it. Has there (or is there) anyone working on a ULA replacement either as an FPGA or CPLD package? Or, perhap…
I searched, but maybe I just missed it.
Has there (or is there) anyone working on a ULA replacement either as an FPGA or CPLD package? Or, perhaps something else such as a microcontroller?
ThanksRetroleum Nebula - A Spectrum ULA replacement moduleHey you guys.. Just wanted to mention a new Spectrum doobrie created by myself (Phil Ruston) and Alessandro Dorigatti: Namely, the Nebula - A Spec…
... Nebula - A Spectrum 48 ULA replacement module. You can read all ... -articles/nebula-spectrum-ula-chip-replacement-module/
(Big thanks ...Memory and Replacement ULA modules.Thought you might like to see my future proofed 48k version 6A with some upgrades fitted. Has had the following... Recap. Traco Power TSR 1-2450 p…
... /
Nebula Spectrum ULA Chip replacement module from... http://www.retroleum ... -articles/nebula-spectrum-ula-chip-replacement-module/
Runs perfect, a ...z80 replacementI have a Z80 with a bad M1. Would this be a suitable replacement? http://www.mouser.com/ProductDetail/ZiLOG/Z84C0006PEG/?qs=%2fha2pyFadujVcI6Qdio…
I have a Z80 with a bad M1. Would this be a suitable replacement?
http://www.mouser.com/ProductDetail/ZiLOG/Z84C0006PEG/?qs=%2fha2pyFadujVcI6QdiokaAkI9fpd2Kz8T0thgCH2nHo%3dMK14 keyboard replacementI'm the proud owner of a Science of Cambridge MK14! It seems fully functional, but the keyboard is a disaster - some keys don't seem to work at all, …
... checked through Google for any replacement keyboard, but it seems there ...zx.zigg.net lower RAM replacement module: Still shipping?Hi everyone I'm trying to resuscitate my 48k issue 6a, and I bought the lower RAM replacement module from zx.zigg.net. The paypal payment went thr…
... I bought the lower RAM replacement module from zx.zigg.net ...+2/+3 replacement power supplyI'm getting a black keyboarded +2, it has no power supply so I'm trying to source a possible equivalent if i cant get a genuine one, I know an atx s…
... internet for some kind of replacement, I've looked at micro ...Help with transistor replacement in audio ampHi folks, I'd like to replace two of the transistors in my audio amplifier which I suspect are causing crackling noise in one of the channels. Ori…
... there appears to be a replacement simply named 2SC1815 with no ...I want to build a new, super spectrum ;-)only kidding Andrew :-) my brain's going at a mile a minute at the moment, so I thought I should put some of the ideas down in case one of them is w…
... Spectrum project - not a ULA replacement, but for a CP2200 based ... a small set of DRAM replacement daughterboards - one for lower RAM ... replacing perfectly good 4116 and 4532 memory.
[0] no ...Requesting a little help to identify the purpose of this 'add-on' to my Issue 2Hi everyone First of all it's my first post here so please go easy on me! I'm grateful to be accepted into your fine little club :smile: I probabl…
... ](...)
Where can I source replacement TMS4532-20NL4 chips if it ... a proper version of the 4532 ics: "L" or "H" (or ... OKI, the 4532 device has a partially functional ... can mix them with original 4532 ics (just replace only faulty ...Issue 3B only sees 16k (and RAMTOP NO GOOD on loading)A ZX+ with issue 3B board that i got recently, does not see anything more than 32768 (sometimes 37267..) on "PRINT PEEK 23732 + PEEK 23733 * 256 (Ent…
... repair guide and using two replacement original 4532 rams from @bverstee the ...16K/48K Lower RAM (4116) replacement.You may want to read [URL="http://www.worldofspectrum.org/forums/showthread.php?t=37957"]this thread[/URL] for background information on the quest t…
Although non-contended RAM (4532 chips) seem to be more ... some time ago as a replacement for 4116 too, but with ...The Spectrum Resuscitation ThreadKicking off this thread as a place where people who are fixing/restoring Spectrums (or indeed any other piece of related hardware) can show off their…
... /> 2 4116's
4 4532's (replaced by 4164s)
replacement printed on photo paper, however ...The Spectrum Resuscitation ThreadKicking off this thread as a place where people who are fixing/restoring Spectrums (or indeed any other piece of related hardware) can show off their…
... /> 2 4116's
4 4532's (replaced by 4164s)
replacement printed on photo paper, however ...ZX Spectrum Plus Versions.Did they ever do a 16K version of the Spectrum Plus? I have just got an early one (Issue 3), with a low serial number 003-037776, and it is fully po…
... />
Time to find some replacement ICs
Russ[/QUOTE ... the suffix of the existing 4532/3732.Fixing my old ZX Spectrum 48K issue 4AHi Guys, I trying to fix my old Spectrum 48K. Looks like my dad used a wrong power supply as the ULA had a bit missing and so did the 7805. So I rep…
... up on the origins of 4532 chips - essentially these are 4164 ... , they'll work as a replacement in any issue machine regardless ...Fixing my old ZX Spectrum 48K issue 4AHi Guys, I trying to fix my old Spectrum 48K. Looks like my dad used a wrong power supply as the ULA had a bit missing and so did the 7805. So I rep…
... up on the origins of 4532 chips - essentially these are 4164 ... , they'll work as a replacement in any issue machine regardless ...Fixing my old ZX Spectrum 48K issue 4AHi Guys, I trying to fix my old Spectrum 48K. Looks like my dad used a wrong power supply as the ULA had a bit missing and so did the 7805. So I rep…
... 4164 chips to replace the 4532's. These are readily available ... the future this'll make replacement much easier.
B
