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Broken 48k+I got a working plus and was very happy with it untill i plugged in currah uspeach and when i turned on the speccy that was that it was dead. I have…
... changed but i broke the coil on the board, would anyone ... -
Help with broken SpectrumHi There, Just received a ZX Spectrum computer. It's an issue 3B (48k version). When I power it up (9V centre pin -V) nothing happens. It's complete…
Spectrum +2a problemsGot two +2a's here, problems on each. 1st one; Works just fine apart from cassette player which does, then doesnt, then does work, it plays ok, spee…
... : Almost forgot, 1st one, when rewinding and the tape gets to ...ZX Spectrum 48k issue 3b power problem?Hi :) I was lucky enough to find a couple of ZX Spectrums at a car boot sale yesterday. I spent the evening fiddling about with one (issue 2) and t…
... a small buzzing from the coil near where the power lead ...QR Codes - CreatingQR codes, distinctive usually black on white square patterns in the form of my avatar, are becoming ubiquitous at the moment. They are on leaflets fr…
... am planning slipping my mortal coil anytime soon.
It ...Toko 7KL coils?Hello, These are the coils found onboard 128K spectrums Version 6U. Its not the coil used in the power cirquit. They are used on the picture generat…
... 6U.
Its not the coil used in the power cirquit ...Faulty rubber speccy - advice neededHello all speccy hardware gurus :) Recently I moved to a new flat and after a long time have some space (and time) to dig out my old Speccy hardware…
... buzzing comes out from the coil. When that buzzing becomes steady ...Games with time travel mechanics?What games involve time travel or time control in their gameplay mechanics? I don't mean games where time travel is just part of the story (i.e. it's…
... directly or by fast-forwarding/rewinding through the game) and make ...Component from a scrap 128K board neededHello, I'm in desperate search of the most left component shown in the following picture. (2115 8617X, probably only the 2115 number has to do with …
... /> Its a combination of a coil and a ceramic capacitor (I ...Spectrum +2 grey 12v railHello everyone, I have this grey +2 with no video from tv. After much reading and testing i realized it was the internal power supply. At the 12v ra…
... suspicious thing was the t1 coil. I measured 9.xx volts ... from the same type of coil by touching 2 terminals with ... DMM.
The +2 suspicious coil is in impeccable visual state ...Correction of +2 hardware errorsThis is a collection of various pieces of information picked up from various places, including a lot from this forum. I have edited it and reworded i…
... that is connected with its coil parallel to the motor. Cut ...Yet another glitchy graphics 48kHeyo, I'm new both to the forums (sorry if this is the wrong forum) and to Spectra I'm afraid, picked up a 48k from a steam fair sale thingy (not th…
... . Now it'll turn on, coil hum and spew out some ...UPS power supply noise (odd one)I've got an APC Smart-UPS 700 Had it for about three years no problems with it at all. It was 'used' when I got it. Yesterday I powered it down fo…
... tell if it was a coil whine or a bleep, I ... bit too loud for a coil noise, as I say I ...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…
... ://benophetinternet.nl/hobby/vanmezelf/sales/coil.jpg[/IMG]
[B]Coils ...Almost no picture on a toastrack Issue 6UI?d need some help with a toastrack, that hardly shows any picture on both the RF and RGB. It?s totally distorted. I had this before and I remembered…
... transistors are located near the coil, so at a different location ...Timex Compute TC2048 loading problems solvedHi everybody, I've just finally fixed a TC2048 that had numerous problems. Once I'd changed all the RAM, the CPU and the ULA (surface mounted, for a…
... /> Change the ZTX750 by the coil, though, and you get a ...TEA2000 mod for better CVBS quality?Has anyone tried this before? :confused: [URL=http://s1063.photobucket.com/user/JRT480/media/Evenmoreperfect_zpse2505ab9.jpg.html][IMG]http://i1063…
... with various values for the coil and the ceramic capacitor and ... * that a 15~18 uH coil and a 47pF ceramic capacitor ...ZX Spectrum 48K Issue 3, loss of -5V rail.Hi all, I've googled this problem and poured over the electrical diagrams for the circuitry concerning the power supplies and I believe I know what …
... attention is drawn to the coil. Continuity-wise - it checks out ...'Interesting' Issue 2 modSo I've been lurking on this forum for a while and I've got to the point where I want to see if I can repair a speccy.. so I bought me a 'broken' one…
... /> [*]Regulator & Heatsink
[*]The Coil
[*]C47 capacitor
[/LIST ...48k - Why Won't it Buzzzz?Hi WOS ;) I bought a load of Spectrum games off eBay and thrown in for good measure was a 48k 1984 Issue 6a circuit board that I was told was for sp…
... a wire on the inductor coil was broken! So I desoldered ...Issue 3 ULA ProblemsI've been given an Issue 3 48k to fix. It was producing no video and no picture on the TV. The coil was buzzing so it was getting power and all the v…
... picture on the TV. The coil was buzzing so it was ...Joytsick Interface damaged SpectrumHello All, Sob.. I am a plonker, I did the cardinal sin, I was testing a bunch of joystick interfaces that I got off ebay and one didn't have the ke…
... now toast?
My coil has some modification (done prior ... two outer pins of the coil. A second modification goes to ... bottom inner pin of the coil. Does anyone know what this ...ZX Spectrum issue 6a - yellow border problem<p>Hello!</p><p>I have problem with my Sinclair ZX Spectrum issue 6A, 48K. </p><p>I have changed low memory (all 4116 IC's) and coil, all electrolyti…
... (all 4116 IC's) and coil, all electrolytics capacitors, TR4 and ...Issue 1 schematics?I'm fault-finding an issue 1 board. So far I've found a hot memory chip and snipped it's supply legs, then swapped the burnt-out 7805 for a switched…
... get a healthy 5V. No coil buzz though, and not sure ...Faulty Issue 1Hi all, thought I'd document my efforts in getting another speccy working. I've never done this before so please bear with me... I recently took a p…
... 've not heard the typical coil buzz at any time so ... and I get a noisy coil buzz which changes pitch slightly ... .5V with a slightly quieter coil. Plug the TV in and ... and I can hear the coil buzz change pitch slightly in ...Issue 6A power modificationHi all, Just saw this on an issue 6A that I'm working on. Anyone seen anything like it before or even know what it's supposed to be doing? Faulty …
Hi all,
Just saw this on an issue 6A that I'm working on. Anyone seen anything like it before or even know what it's supposed to be doing? Faulty coil maybe?
[img]http://i.imgur.com/ju3x9sT.jpg[/img]
Thanks48K Speccy coilsHi folks, For once I don't have an issue, but I HAVE just reanimated two long-dead issue 2 speccies by rewinding their 12V coils after reading a c…
... -dead issue 2 speccies by rewinding their 12V coils after reading ...
