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Forum: Project Logs 25-10-20, 05:33 PM
Replies: 19
Views: 1,020
Posted By Kei
I've now made up some side panels. The sides are...

I've now made up some side panels. The sides are actually recycled from the MK II wooden build as this happened to be the same width. Sadly they come with some holes from their previous use.

I...
Forum: Project Logs 23-10-20, 07:26 PM
Replies: 19
Views: 1,020
Posted By Kei
I finished up the turret boards yesterday after...

I finished up the turret boards yesterday after building the veroboards for the CCS and the input filter.
https://live.staticflickr.com/65535/50517176201_b0593ab3cc_h.jpg...
Forum: Project Logs 21-10-20, 09:45 PM
Replies: 19
Views: 1,020
Posted By Kei
Much sanding and polishing later... ...

Much sanding and polishing later...
https://live.staticflickr.com/65535/50512761232_530ee86770_h.jpg

https://live.staticflickr.com/65535/50514471801_a31a7e11b3_h.jpg (https://flic.kr/p/2jXMSyZ)
...
Forum: Project Logs 19-10-20, 10:11 PM
Replies: 19
Views: 1,020
Posted By Kei
It is a tad large and heavy. To get a stereo...

It is a tad large and heavy. To get a stereo pair, it'll weigh around 25Kg.

Sorted the turret boards today.
https://live.staticflickr.com/65535/50507416917_00b8d648c9_h.jpg...
Forum: Project Logs 18-10-20, 10:50 PM
Replies: 19
Views: 1,020
Posted By Kei
More progress today. All holes now drilled and...

More progress today. All holes now drilled and countersunk. I quickly found that I had undersized the holes for the cable grommets by 2mm so need to sort that tomorrow....
Forum: Project Logs 17-10-20, 09:21 PM
Replies: 19
Views: 1,020
Posted By Kei
I've now deconstructed the first amp I built so...

I've now deconstructed the first amp I built so that I can rebuild it as the Mk4. It's surprising just how quickly I took the whole thing to bits. 1.5 hours and it was done. I swear it took me over a...
Forum: Project Logs 17-10-20, 05:45 PM
Replies: 19
Views: 1,020
Posted By Kei
I've started construction of a Mk IV amp which...

I've started construction of a Mk IV amp which shrinks the overall package down. The Mk III underneath is the same size aluminium sheet, 19"x10.5" down to 15"x9.5". Even though the overall chassis...
Forum: Project Logs 17-10-20, 12:01 PM
Replies: 69
Views: 13,840
Posted By Kei
Managed to pickup a second solid side panel for...

Managed to pickup a second solid side panel for the 750D last week so I've made a start on modifying it to fit the 2x 120mm fans for cooling the expansion cards.

So far I've got as far as drilling...
Forum: Software Section 06-10-20, 09:02 AM
Replies: 6
Views: 258
Posted By Kei
Open the edit menu and go to preferences at the...

Open the edit menu and go to preferences at the bottom. Scratch disks and cache settings are under performance. This is how mine has been set for years and I've had no trouble. (also CS6) It runs...
Forum: Off Topic Chat 02-10-20, 02:05 PM
Replies: 11,263
Views: 1,224,013
Posted By Kei
It's bonkers how cheap that combo now is...

It's bonkers how cheap that combo now is considering it cost around £1100 barely 3 years ago. (my wallet knows)

Anyway, I bought some new old stock RCA 6CG7 valves to add to the vintage valve...
Forum: Project Logs 27-09-20, 03:23 PM
Replies: 69
Views: 13,840
Posted By Kei
I used to use the 5.25" bays in the old CM690-II...

I used to use the 5.25" bays in the old CM690-II with a pair of Icydock backplanes. Ironically, I've just been taking them apart to try and determine the cause of the one slot failing.

It looks...
Forum: OC3D News 27-09-20, 11:35 AM
Replies: 4,596
Sticky: Quick News
Views: 591,881
Posted By Kei
The only thing that really ever stood out as...

The only thing that really ever stood out as being beneficial about tantalum capacitors was their capacitance vs their size and their durability when compared with traditional electrolytics. Their...
Forum: Project Logs 24-09-20, 10:47 PM
Replies: 69
Views: 13,840
Posted By Kei
Arctic P14's fitted to replace the old scythe...

Arctic P14's fitted to replace the old scythe kama flow 120mms. They seem to shift a hefty quantity of air at full pelt.
https://live.staticflickr.com/65535/50377905488_74c8fda036_h.jpg...
Forum: Off Topic Chat 24-09-20, 11:49 AM
Replies: 11,263
Views: 1,224,013
Posted By Kei
New fans for the server, along with some filters...

New fans for the server, along with some filters and splitters.
https://live.staticflickr.com/65535/50377905488_74c8fda036_h.jpg (https://flic.kr/p/2jKHWao)
Forum: Off Topic Chat 22-09-20, 03:19 PM
Replies: 11,263
Views: 1,224,013
Posted By Kei
I was fortunate enough to pick up a few power...

I was fortunate enough to pick up a few power distribution units during a workplace clear out a few years back. It's truly nuts how much they cost considering they are a glorified industrial grade...
Forum: Project Logs 22-09-20, 02:14 PM
Replies: 69
Views: 13,840
Posted By Kei
Had to re-pin a bodged fan as the bodge broke...

Had to re-pin a bodged fan as the bodge broke during dismantling. I've already cut the cable where it was splice crimped. It had broken at the barrier strip. (black wire broke off)...
Forum: Project Logs 20-09-20, 10:08 PM
Replies: 69
Views: 13,840
Posted By Kei
Got the board out quite quickly. This still looks...

Got the board out quite quickly. This still looks pretty clean considering the black dust caked over most other parts.
https://live.staticflickr.com/65535/50365489182_65cfa5df4c_h.jpg...
Forum: Project Logs 20-09-20, 06:25 PM
Replies: 69
Views: 13,840
Posted By Kei
Started work on sorting out the server today. Odd...

Started work on sorting out the server today. Odd place to start, but I looked at the keyboard as it was utterly filthy and the key action felt almost gritty. It is an antique PS/2 Acer mechanical...
Forum: Project Logs 17-09-20, 08:47 PM
Replies: 19
Views: 1,020
Posted By Kei
After much testing, I came to the conclusion that...

After much testing, I came to the conclusion that although the amp sounded great, it had one issue; too much gain. The open loop gain was at 49.54dB and closed loop was 33.26dB. The problem this...
Forum: Off Topic Chat 07-09-20, 10:11 AM
Replies: 1,905
Views: 95,220
Posted By Kei
For the devices that are cooled by water, the...

For the devices that are cooled by water, the extra radiator is pretty much always a benefit. The issue is with anything else in the system that is passively cooled. If the air inside the case ends...
Forum: Off Topic Chat 03-09-20, 03:42 PM
Replies: 11,263
Views: 1,224,013
Posted By Kei
Some spare valves for my amps. New old stock...

Some spare valves for my amps. New old stock Mullard EF86 pentodes and GE military issue 6CG7/6FQ7 double triodes as I had no spares in case of failure....
Forum: Project Logs 29-08-20, 09:22 PM
Replies: 19
Views: 1,020
Posted By Kei
I've been using it regularly since the start of...

I've been using it regularly since the start of August and it's been running great. It sounds superb. It's surprising just how loud 20-30W is capable of. Having resampled all of the valves, at best,...
Forum: Project Logs 26-08-20, 06:24 PM
Replies: 69
Views: 13,840
Posted By Kei
Three more hard drive cages purchased. All fitted...

Three more hard drive cages purchased. All fitted snugly, giving me capacity for 18x 3.5" disks, 4x 2.5" disks and 3x 5.25" bays that can fit another 4x 3.5" drives with an adaptor. Not a lot of...
Forum: Project Logs 21-08-20, 01:34 PM
Replies: 69
Views: 13,840
Posted By Kei
I decided that the old CM690 II case with it's...

I decided that the old CM690 II case with it's limited drive support was going to become a hurdle. The failed backplane didn't help matters so I wanted to eliminate them from the build. I found that...
Forum: Project Logs 17-08-20, 03:52 PM
Replies: 69
Views: 13,840
Posted By Kei
Replacement disk arrived plus an extra to run as...

Replacement disk arrived plus an extra to run as a hot spare.
https://live.staticflickr.com/65535/50237475697_29486f0f2d_h.jpg (https://flic.kr/p/2jxjch6)

Rebuild started. I reckon the estimate...
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