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Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…
... /> Spectrum 128 Toastrack
Spectrum +2 Grey (Issue 3 board)
TSR 2-2450 5v 2a switch mode regulator ... also get a Traco Power TSR 2-2450 to replace its legacy regulator ... even the Traco Power TSR 1-2450 5v 1a switch mode ... -
Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…
... also get a Traco Power TSR 2-2450 to replace its legacy regulator ... even the Traco Power TSR 1-2450 5v 1a switch mode ... /> The 128K toastrack and the +2 (grey) already have composite video ... aluminium clipped heatsink on the +2 is mostly flopping around on ... -
Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…
... was replaced with Traco Power TSR 1-2450 switching power converter, power ... above and maybe 1 or 2 pixels right from the black ... -
Spectrum in a BoxI had a Spectrum+ sitting around for quite some time collecting dust. The case wasn't much to look at, and the keyboard was already missing two keys.…
... voltage regulator replaced with Traco TSR 1-2450 to get rid of ... /> Arduino 1) provides a PS/2 keyboard interface. Physically it's ... keyboard that still supports PS/2 mode (which still seems to ... key strokes).
Arduino 2) is hooked up to the ... -
Toastrack refurbishmentYesterday I opened a drawer in my old desk and discovered 2 complete toastrack 128s and a board only for the same. As I already have a fully working…
... @10V with the Traco Power TSR-1-2450 and 0.63A@10V ...
(active) +335mA
Interface 2: +5mA
Kempston interface: +15mA ... -
Toastrack refurbishmentYesterday I opened a drawer in my old desk and discovered 2 complete toastrack 128s and a board only for the same. As I already have a fully working…
... 7805 chips...
The +2 service manual [I]does[/I ... @10V with the Traco Power TSR-1-2450 and 0.63A@10V ... =JeffB;781003]I repaired a +2 whose 7805 had popped its ... -
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 …
... /> Also the Traco Power TSR1-2450 mod on the Spectrum (I ... old enough to remember the TSR 2 but that has nothing to ... -
48 Issue 3b working but very hot ula and cpuSalve to everybody I bought from e*ay an Issue 3b 48k , fitted in a + case. Fixed the keyboard problem with a new keyboard membrane from good Rwap (w…
... the lm7805 with a Tracopower - TSR 1-2450 (thanks to -Micky), and ... -
New Spectrum User - Inveterate UpgraderI've been asking a few questions about my Speccy, which is the first I've owned despite my advancingh years. I was a C64 kid, but please don't hold …
... a more modern Traco Power TSR-1-2450, relegating the heatsink to ... -
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…
... /> Recap.
Traco Power TSR 1-2450 power regulator.
Lower and ... -
Interference when using modern PSUMy 48k revision 3 spectrum with a basic 1 wire composite video mod works perfectly with the original power supply. However When I use a modern regula…
... . I've ordered a TRACOPOWER TSR 1-2450 to replace the regulator ... -
7805 Regulator HelpI am hoping to replace the 7805 regulator in my issue 3 48K Spectrum soon. Unfortunately I don't know exactly what to buy to replace it with (my fat…
I use a TSR 1-2450 with 1 ampere from Tracopower.
It is a very good item with 3 years warranty. It is fully pincompatibel to the 7805. No heatsink is requiered. It stays very cool.
Micky -
48k issue 2 boardsJust picked up a rubber key issue 2, faulty membrane as usual, cracked at the top so trimming not an option (ill be ordering soon Rich!) What strikes…
... chip" ) with a Tracopower - TSR 1-2450, 1 amp version, ok if ... ]http://uk.farnell.com/tracopower/tsr-1-2450/converter-dc-dc-24v ... -
48k issue 2 boardsJust picked up a rubber key issue 2, faulty membrane as usual, cracked at the top so trimming not an option (ill be ordering soon Rich!) What strikes…
... chip" ) with a Tracopower - TSR 1-2450, 1 amp version, ok if ... ]http://uk.farnell.com/tracopower/tsr-1-2450/converter-dc-dc-24v ... -
RECOM pin compatible DC-DC 7805 regulator replacementsFinally got myself sorted out now. If you want to purchase chips send me an email to [email]alistair@alistairsserver.no-ip.org[/email] with your payp…
What difference has with Tracopower Tsr-1 2450?
Thanks!! -
RECOM pin compatible DC-DC 7805 regulator replacementsFinally got myself sorted out now. If you want to purchase chips send me an email to [email]alistair@alistairsserver.no-ip.org[/email] with your payp…
[QUOTE=Mobutu;551879]What difference has with Tracopower Tsr-1 2450?
Thanks!![/QUOTE]
Looks more or less identical to that device.
Datasheet here [URL]http://www.recom-international.com/pdf/Innoline/R-78xx-1.0.pdf[/URL] -
48k PSU UpgradeCan anyone give the definitive word on a PSU upgrade (rather than just a replacement) for 48k machines? I'm thinking of adding at least an IDE inter…
... from Tracopower TSR1 series (Tracopower TSR 1-2450, also rated for 1A ... -
Spectrum 128 malfunctioning with DIVMMCI recently got myself a spectrum 128 (toastrack) and a DIVMMC card so I could load games from it. It all works fine until it has warmed up and then t…
... model, such as the TSR 1-2450 that I was advised would ... -
Spectrum 128 malfunctioning with DIVMMCI recently got myself a spectrum 128 (toastrack) and a DIVMMC card so I could load games from it. It all works fine until it has warmed up and then t…
I used that TSR-1-2450 regulators in many of my ... @10V with the Traco Power TSR-1-2450 and 0.63A@10V ... -
Toastrack refurbishmentYesterday I opened a drawer in my old desk and discovered 2 complete toastrack 128s and a board only for the same. As I already have a fully working…
... @10V with the Traco Power TSR-1-2450 and 0.63A@10V ... -
Switched voltage regulatorIn the past a replacement voor the (hot!) 7805 has popped up a couple of times in various threads. As far as I know, Recom Power Inc. was always ment…
... Power[/URL] has the TSR 1-2450 which I've used in ... -
DiscipleI have got a Disciple Disk Interface, with no manual, software. I have downloaded the PDF Manual from WOS, which says I have to load the operating…
... . I will fit a Traco TSR 1-2450, which is a drop ... -
Dead SpectrumHello guys, I've just bought a dead Speccy 48k (Rubber Keyboard Issue 3 board). Basically, when powered on it initially appears to boot up ok, but in…
... out with a Traco Power TSR 1-2450 just so it runs ... -
Harlequin 128k??Hi peeps... I've seen that you can do a 128k version of the Harlequin board. Is it just the standard board with different chips or is it a dif…
i got one of these as digikey wanted £12 postage
http://uk.farnell.com/tracopower/tsr-1-2450/converter-dc-dc-5v-1a-sip/dp/1696320?MER=BN-bn_cart_11696320 -
Spectrum 48k Power Supply?Guys - I've got a Spectrum 48k inbound from the UK. I want to scrounge a power supply to use when it arrives. What size jack did it use and what ar…
... ]
Traco Power TSR 1-2450
[url]https://www.rapidonline ... .com/tracopower-tsr-1-2450-single-output-dc-dc ... ]http://uk.farnell.com/tracopower/tsr-1-2450/converter-dc-dc-5v ... -
Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
... ://uk.farnell.com/tracopower/tsr-1-2450/converter-dc-dc-5v ... mckv=sMSeiYZPd_dc|pcrid|77636219888|kword|tsr%201-2450|match|p|plid|& ... "]uk.farnell.com/tracopower/tsr-1-2450/converter-dc-dc-5v ... =sMSeiYZPd_dc|pcrid|77636219888|kword|tsr%201-2450|match|p|plid|& ...Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
... it was called the Traco TSR 1-2450 . But the two suppliers ... item ,with the same Traco TSR 1-2450 code number notation" ,so ...Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
... it was called the Traco TSR 1-2450 . But the two suppliers ...Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
... Tracos TSR 1-2450 : . I have definitely ordered 5 of these TSR 2450 switching ...
