R_J Progress

Where Alpha builders can post pics and progress etc
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

exxos wrote: Thu Nov 01, 2018 12:51 pm
rubber_jonnie wrote: Thu Nov 01, 2018 12:48 pm Looking forward to getting the build finished so I can apply the fixes and test!!
Have fun :) :thumbup:
I surely will :)
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

Got some more time yesterday, will hopefully have time this afternoon/evening too, slowly ticking off the components on the list.

Hopefully I can get a load of capacitors and resistors etc in today, then it's a case of rifling through my parts bins to see what I've got in stock and making a list of what's missing, which I don't think will be too much.

ROM is ordered from exxos too, so hopefully not too much longer before I'm caught up.
Progress.jpg
Progress.jpg (390.91 KiB) Viewed 4121 times
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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Icky
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Re: R_J Progress

Post by Icky »

Looking good R_J.

Are you going through the patches as well as you go along or are you looking at them after assembly?
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

Icky wrote: Sun Nov 04, 2018 9:13 am Looking good R_J.

Are you going through the patches as well as you go along or are you looking at them after assembly?


The plan is to assemble first than patch once all the grunt work is done. That way I don't get distracted from assembly by the patching, and I can do one patch at a time as and when I get time.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

So the box of parts is slowly emptying, and the board is progressing.

I think I've got all of the 1Uf capacitors done now, all the sockets are installed, and I've made a start on the resistors now. Once I finish them I'll move onto the diodes, and once I have no parts left in the box, I'll do a check through of what I need to finish off, as I think I may need some of the 74LS ICs and possibly some capacitors and an NE555. Oh yes, crystals, I need to get those too.

Once the build is done, I will work through the patches to finish off.

IMG_20181104_180028.jpg
IMG_20181104_180028.jpg (5.03 MiB) Viewed 4090 times
Will see if I can get some more done tonight, but I'm feeling the eye strain a little, despite the illuminated magnifier, which is well past it's sell by date! Thankfully I have a new one coming this week, as the mount to the workbench has broken and it's not in a good state.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

Major update (NOT!) Optocoupler is now fitted......

:D
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

Bit of a shopping spree (If you can call it that), have just ordered my missing 74LS chips, so I don't think I'm that far off now.

Transistors arrived today, so I need to get those and the remaining resistors and diodes in. Once the video output stage is done, I will install the video un-f*ck board.

I'm not going to bother with the external floppy connector un-f*ck board at present, because I don't actually have an external FDD I can test it with.

Hopefully I can be up and running with this pretty soon.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

A lovely bag of goodies to help me complete the board :)
goodies.jpg
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Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

I thought I'd got the last of the IC's ordered for the board yesterday, then when I was soldering a few bits onto it last night I'm thinking "IC900, what's that? Damn, SN74F04N, I've forgotten to order that!"

Well that's corrected now and should be here by the time I've finished the soldering, which is just resistors and diodes now.
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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rubber_jonnie
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Re: R_J Progress

Post by rubber_jonnie »

And tonights Sci-Fi Horror picture? The Night of the Resistors: Part 1.

The long awaited sequel to Night of the Capacitors, now the resistors take their turn at taking over the world. Mwa hahahahahaaaaaaaaaaaa.
IMG_20181111_232004.jpg
IMG_20181111_232004.jpg (5.66 MiB) Viewed 3978 times
Coming soon to a cinema near you: Night of the Resistors: Part 2 - Return of The Resistors!
Collector of many retro things!
800XL and 65XE both with Ultimate1MB,VBXL/XE & PokeyMax, SIDE3, SDrive Max, 2x 1010 cassette, 2x 1050 one with Happy mod, 3x 2600 Jr, 7800 and Lynx II
Approx 20 STs, including a 520 STM, 520 STFMs, 3x Mega ST, MSTE & 2x 32 Mhz boosted STEs
Plus the rest, totalling around 50 machines including a QL, 3x BBC Model B, Electron, Spectrums, ZX81 etc...
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