Surely design and testing would be the real cost? Plus finding sufficiently many people to justify a PCB run?
I'm way out of my depth here, correct me if I'm wrong. I read the Spectrum ULA book so suddenly I feel like a genius. On 3 May 2013 13:25, Leslie Anderson <lezander...@gmail.com> wrote: > Costings for a 'SAM Plus' would not be too high as the legacy ICs are > quite cheap : > > Z84C0020VEC or PEC about £1.50 > K6T4008 about £2.70 > W27C512 or W27C010 about £0.60 > EPM7512 Expensive £20 > SAA1099 about £1.50 > Plus : > AY-3-8910 PSG (Spectrum) about £1.75 > V9958+VRAM second VDP about £5 > > Miscellaneous ICs, 7805,DACs etc about £5.0 > > Resistors capacitors etc £5.0 > > Double sided board PCB.... approx £7.50-£10 multilayer board ??? > > Total Cost : > £55 ?? > > To design would take about six months or so... How many would sell , > even for cost ?? > > The real question is how many would be ordered and it is worth the effort > for such a small number ? > > > > > > > > On 3 May 2013 20:00, david brant <davidcbr...@yahoo.com> wrote: > >> Yes but Bob wanted us to buy a ROM thing to sort out BASIC which I >> thought was pointless. Most of the time it works fine unless you write a >> very long program or use lots of DIM in it. But I've never written such big >> programs. >> >> If he come up with new hardware he may got better input or at listen to >> us coders!!!! >> >> On 3 May 2013, at 19:49, Gavin Smith wrote: >> >> A super SAM-type project has been talked about since Bob Brenchley kept >> us all going about his SamSon idea! If it's ever to happen, it will take >> someone to do it off their own back and just see it through because most of >> us on this list will be too skeptical and jaded to lend much support! I >> think such a project might even have had a wider market if it had been done >> years ago, before the Raspberry Pi. >> >> Colin has already got a 20+MHz Sam working with his prototype mayhem >> accelerator and the last time he mentioned it in his mag, he was looking at >> CPLD to reduce logic. He has also hinted in SR that a special issue would >> cover a secret project he was working on so maybe it's related to a Quazar >> Super Sam? >> >> Sent from my iPad >> >> On 3 May 2013, at 19:30, Leslie Anderson <lezander...@gmail.com> wrote: >> >> Would anybody buy it ??? How many SAM users would want one ?? And I'd >> have to do costings to see how much the final unit would cost ! But if >> there are people interested just let me know. >> >> >> On 3 May 2013 19:13, david brant <davidcbr...@yahoo.com> wrote: >> >>> Well what you waiting for if it that easy! No idea with hardware myself
