Does someone has the schematic corresponding to this HRM Layout ?
Thanks
Franco
Search found 526 matches
- Sat Apr 20, 2024 7:11 pm
- Forum: Dumble Discussion
- Topic: Looking for HRM Schematic of the attached Layout
- Replies: 0
- Views: 280
- Sun Jan 14, 2024 5:51 pm
- Forum: Technical Discussion
- Topic: Schematic for oddball Sano amp
- Replies: 15
- Views: 3228
Re: Schematic for oddball Sano amp
Thanks again Steve
Franco
Franco
- Sat Jan 13, 2024 11:55 am
- Forum: Technical Discussion
- Topic: Schematic for oddball Sano amp
- Replies: 15
- Views: 3228
Re: Schematic for oddball Sano amp
.... The schematic is not imho showing the jfet correctly .... I agree with you, the simbol that was used is the simbol of an SCR Diode As I'm not confident with Jfet and other Solid State components, if someone can put on the actual schematic where are placed the Source - Drain - Gate connections ...
- Thu Jan 11, 2024 2:04 am
- Forum: Technical Discussion
- Topic: Schematic for oddball Sano amp
- Replies: 15
- Views: 3228
Re: Schematic for oddball Sano amp
p.s.:I aplogize, when I posted I linked a wrong version of the file, now it is correct
- Wed Oct 25, 2023 7:15 am
- Forum: Technical Discussion
- Topic: How to Determine if a Tube is Microphonic?
- Replies: 9
- Views: 4342
Re: How to Determine if a Tube is Microphonic?
Ciao GAStan
May be you are interested on this
Franco
May be you are interested on this
Franco
- Tue Oct 24, 2023 3:53 am
- Forum: Technical Discussion
- Topic: Visio stencil/shapes library
- Replies: 11
- Views: 16664
Re: Visio stencil/shapes library
I decided to revise my 2W and 3W (Metal Film) Power Resistor Stencil using bot Color Bands and Numeric Values on each resistor
If you are interested here attached you can find the .vss Stencil file
Franco
If you are interested here attached you can find the .vss Stencil file
Franco
- Fri Jun 02, 2023 9:38 pm
- Forum: Technical Discussion
- Topic: Switchable Output Transformer?
- Replies: 3
- Views: 307
Re: Switchable Output Transformer?
To give a look to your old TU
Franco
Franco
- Sat May 20, 2023 12:59 am
- Forum: Technical Discussion
- Topic: what transformers (made in Italy)?
- Replies: 3
- Views: 448
Re: what transformers (made in Italy)?
I just verified with some friends, they know Piemme Elektra and are very satisfied also for this brand
Franco
Franco
- Fri May 19, 2023 10:25 pm
- Forum: Technical Discussion
- Topic: what transformers (made in Italy)?
- Replies: 3
- Views: 448
Re: what transformers (made in Italy)?
I haven't direct experience with InMadOut but I've read lot of times good feedbak about those transformers
Franco
Franco
- Mon Apr 03, 2023 6:48 am
- Forum: Technical Discussion
- Topic: Dumble Preamp (for SE amp)
- Replies: 22
- Views: 1830
Re: Dumble Preamp (for SE amp)
There Is no problem
K
K
- Sun Apr 02, 2023 7:51 pm
- Forum: Technical Discussion
- Topic: Dumble Preamp (for SE amp)
- Replies: 22
- Views: 1830
Re: Dumble Preamp (for SE amp)
.... I think a traditional fixed resistor. Why switched? I mean that the pots on the schematic, that are swapped using a switch, are acting, one at a time, as grid leak resistor ... You mentioned 6Av6 before power tube. Is there a reason for choosing this over a 12AX7 or AT7 or AY7. I told 6AV6 bec...
- Sat Apr 01, 2023 10:17 pm
- Forum: Technical Discussion
- Topic: Dumble Preamp (for SE amp)
- Replies: 22
- Views: 1830
Re: Dumble Preamp (for SE amp)
Switched pots used as grid leak resistor ?
Franco
Franco
- Sat Apr 01, 2023 4:18 pm
- Forum: Technical Discussion
- Topic: Dumble Preamp (for SE amp)
- Replies: 22
- Views: 1830
Re: Dumble Preamp (for SE amp)
I'm quikly reading that thread and I've find something that is not favourable to me https://ampgarage.com/forum/viewtopic.php?p=120509#p120509 That preamp has not enough swing for a tube as 5881 and so I think the same for the GU50 or 1625 tubes EL84 is in the order of 11.3mA/V, 1625 is around 6mA/V...
- Sat Apr 01, 2023 3:54 pm
- Forum: Technical Discussion
- Topic: Dumble Preamp (for SE amp)
- Replies: 22
- Views: 1830
Re: Dumble Preamp (for SE amp)
Ciao Martin
Seems that something is at page 5
a Mini HRM Schem & Layout from 10thnx (I think he is Tubenit)
Thanks
Franco
Seems that something is at page 5
a Mini HRM Schem & Layout from 10thnx (I think he is Tubenit)
Thanks
Franco
- Sat Apr 01, 2023 3:30 pm
- Forum: Technical Discussion
- Topic: Dumble Preamp (for SE amp)
- Replies: 22
- Views: 1830
Re: Dumble Preamp (for SE amp)
Ciao Guy77 https://ampgarage.com/forum/viewtopic.php?t=10913&postdays=0&postorder=asc&highlight=hrm&start=0 .... Page 2 has a layout you can use Unfortunately on that page I can see only a Schematic https://ampgarage.com/forum/download/file.php?id=11726&mode=view and a link to a pdf containing one ...