Search found 142 matches

by tetroid
Mon Nov 25, 2019 4:00 pm
Forum: Hardware
Topic: Issue 6 board updates
Replies: 105
Views: 58138

Re: Issue 6 board updates

QLvsJAGUAR wrote:I have this empty shell of a March 1986 manufactured SG18 build standard QL, looking for a new board. [emoji16]Image


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Good DIY kit, I think I can offer Issue T1 / T2 board soon.
by tetroid
Mon Nov 25, 2019 3:58 pm
Forum: Hardware
Topic: Issue 6 board updates
Replies: 105
Views: 58138

Re: Issue 6 board updates

Andrew wrote:That looks fantastic !
And on the left I spot a Trump card with SD card - and a micro SD card ?
Will you be offering a GC/SGC with SD card also ?
Thank you.

Yes, this is a Trump card + SD, I will discuss this card next thread.

About SGC + SD - I’m not sure what will be done in the near future.
by tetroid
Mon Nov 25, 2019 3:40 pm
Forum: Hardware
Topic: Issue Tx boards discussions
Replies: 64
Views: 30565

Re: Issue Tx boards discussions

I had some small problems with Issue T1 and now I need to change it to Issue T2. To improve the T2 board I am need the opinion of Ql guru / users for several problems : 1. SER and CTL M/F types and pinouts , German and american QLs have D-SUB 9-pin connectors - CTL - male type, SER - female type. I ...
by tetroid
Mon Nov 25, 2019 3:39 pm
Forum: Hardware
Topic: Issue Tx boards discussions
Replies: 64
Views: 30565

Issue Tx boards discussions

As you already see on Issue 6 updates thread , I made Issue T1 board. This is version with minimal changes ( basically - remove hard to find components ). The basic changes : 1. SER and CTL connector - D-SUB 9-pin male connectors. 2. Power system, now we need one channel power supply - 9V DC 3-4 A s...
by tetroid
Sun Nov 24, 2019 8:51 am
Forum: Hardware
Topic: Issue 6 board updates
Replies: 105
Views: 58138

Re: Issue 6 board updates

And something else : http://cats-chess.narod.ru/QL/ISS_T1/Iss_T1_ass_01_small.jpg http://cats-chess.narod.ru/QL/ISS_T1/Iss_T1_ass_02_small.jpg http://cats-chess.narod.ru/QL/ISS_T1/Iss_T1_ass_03_small.jpg http://cats-chess.narod.ru/QL/ISS_T1/Iss_T1_ass_04_small.jpg http://cats-chess.narod.ru/QL/ISS_...
by tetroid
Sun Nov 24, 2019 8:42 am
Forum: Hardware
Topic: Issue 6 board updates
Replies: 105
Views: 58138

Re: Issue 6 board updates

RED ISSUE 6 assembled board.

Image

Image

Image
by tetroid
Fri Feb 22, 2019 6:55 pm
Forum: For Sale
Topic: Super Gold Card (Clone)
Replies: 40
Views: 24428

Re: Super Gold Card (Clone)

Dave wrote:*grins*

Do you have 5x7mm standard oscillator SMD pads under that DIP component?
No, only pads for big SMD oscillator.
by tetroid
Fri Feb 22, 2019 3:13 pm
Forum: For Sale
Topic: Super Gold Card (Clone)
Replies: 40
Views: 24428

Re: Super Gold Card (Clone)

I notice the blue SGC has a slightly different layout to the red and black ones. Is it an earlier or later revision? What caused the change? The blue board - experimental. The differences: 2 clock : 24 MHz oscillator for floppy disk controller and other - system clock generator. Because of that sys...
by tetroid
Fri Feb 22, 2019 11:29 am
Forum: For Sale
Topic: Super Gold Card (Clone)
Replies: 40
Views: 24428

Re: Super Gold Card (Clone)

Because of that system and CPU clock may be different from 24 MHz. Have you tried any other clock speeds? What worked? I tried several clock generator. 25 MHz - works 32 MHz - started and crashed after several seconds. 20 MHz - works 16 MHz - started but dont work properly, have video issues in HiR...
by tetroid
Fri Feb 22, 2019 3:50 am
Forum: For Sale
Topic: Super Gold Card (Clone)
Replies: 40
Views: 24428

Re: Super Gold Card (Clone)

kordics wrote:I have just purchased one! :D Now, I have to choose a colour... ;-)
Thank you.