Everything posted by Flyingsparks
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Kerry Design mini GRHV\GRLV and JoaMat mini T2 Group Buy
My package arrived as well
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Kerry Design mini GRHV\GRLV and JoaMat mini T2 Group Buy
Paid, Thanks
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Kerry Design mini GRHV\GRLV and JoaMat mini T2 Group Buy
Could I be added with the following: 4x GRHVxxx - partially populated 2x GRLV79xx 2x GRLV78xx 2x Main Board 1x miniT2 Cheers,
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The Multi Amp aka Dynalo Mk2
No problems, thanks for clarifying. I think you had suggested in previous posts to collect the info together, so that is what I'm trying to do. Now I have to wait for the heatsinks to arrive.
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The Multi Amp aka Dynalo Mk2
Thanks for the confirmation Pars. Seeing you have the spice sim set up, does the drop of R14,R29 from 255 to 240ohm also result in a drop in Bias? Looking at the circuit and thinking about the behaviour, it makes sense to me. I just got rather confused by past posts. This started as a wish to collate the results posted of different configurations. For completeness I will probably initially populate the 2nd amp with the Bivar LED's, as I ended up ordering both. Cheers
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The Multi Amp aka Dynalo Mk2
Hi All, I have my first of two Dynalo minis populated. I fell into the same trap as Congo with the orientation of the 680 ohm resistors, but once fixed it came up without issue. I had already checked and tweaked the on board regs. My question is about the biasing. I started with the default recommended 422ohm and 255ohm. Then I tried adjusting the combinations as others have before, and I am summarizing what I found into a table. However, I seem to have the opposite effect to Pars, which is confusing me. I have the Liteon LED's, and +/-20V supplies. With R1,R3 = 422ohm, R14,R29 = 255ohm: 13mA With R1,R3 = 402ohm, R14,R29 = 255ohm: 16mA With R1,R3 = 422ohm, R14,R29 = 240ohm: 11mA With R1,R3 = 402ohm, R14,R29 = 240ohm: 13mA Can someone help explain this? Attached document is my collection of bring-up notes and some copy-pastes from the forums. https://docs.google.com/document/d/1iJ_jL2ojQpJ2f_3crzrbiI6Gti7ZWHiXPHGWbkdjHDA/edit?usp=sharing
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(closed) Dynalo Mini enclosure group buy
Picked up the package from customs today. Looks great. Thanks
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(closed) Dynalo Mini enclosure group buy
Cspirou, I would like the holes for any externally visible screws countersunk. How are you collecting that info, and do these small customizations impact the price? As you asked I'm providing my request, but I would assume this compicates the group buy a bit.
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(closed) Dynalo Mini enclosure group buy
Paid, but unfortunately left my username off the payment. Cheers, Stefan Sent from my LG-H930 using Tapatalk
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(closed) Dynalo Mini enclosure group buy
I broke for a second If an alternative colour does end up happening, I'd be keen for Silver anodize on both. Otherwise black is fine too. Sent from my LG-H930 using Tapatalk
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(closed) Dynalo Mini enclosure group buy
I'm interested. Sent from my LG-H930 using Tapatalk
- KGSSHV Carbon Build Thread
- KGSSHV Carbon Build Thread
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KGSSHV Carbon Build Thread
So I finished my my KGSSHV Carbon a few weeks ago. Been too busy listening to it, but I thought I would share my effort and measurements. I am lucky enough to have access to some test gear that allowed me to take thermal pictures of the amp and some further analysis such as frequency response. I also put together a bring up guide that I used. It is basically a summary of what others have already come up with here in posts. it can be viewed at: KGSSHV Carbon Bringup Guide Attached is the test report. And yes, the wiring still needs to be tidied up in that picture, especially the grounding. I was a little impatient, plus I still need to design a small latch and inrush limiter circuit for the momentary switch. For now the switch on the IEC connector makes do. KGSSHV Carbon - SR17001.pdf
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GRLV split and combined, and any other boards Group Buy
Paid Sent from my SM-G930F using Tapatalk
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CLOSED: Alpha/Song Huei Potentiometer Group Buy and TKD Attenuators
I received mine Sent from my SM-G930F using Tapatalk
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CLOSED: Alpha/Song Huei Potentiometer Group Buy and TKD Attenuators
Payment sent. Thanks
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CLOSED: Alpha/Song Huei Potentiometer Group Buy and TKD Attenuators
Fees paid. Thanks!
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CLOSED: Alpha/Song Huei Potentiometer Group Buy and TKD Attenuators
Paid, thanks!
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CLOSED: Alpha/Song Huei Potentiometer Group Buy and TKD Attenuators
I'd be in for 5 of the Song Huei pots. Sent from my SM-G920F using Tapatalk
- Group Buy - Carbon V7.0
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TKD 4CP-601 & 4CP-2500 4-gang volume pot and PCB GB
Payment sent, thanks
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TKD 4CP-601 & 4CP-2500 4-gang volume pot and PCB GB
If it is not too late I would like to get 3 of the TKD 4CP-601 10k plus PCB's. I have added my name to the sheet. Please let me know if I am too late. Cheers
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Part Sourcing Assistance/Advice Thread
Ouch - Thanks Spritzer. I was hoping for another source other than moon-audio, but this helped make up my mind. All Stax jacks it is
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Part Sourcing Assistance/Advice Thread
Can anyone help with a source for the HE90 Fischer panel sockets? I am trying to decide if I bother with one or just go with more Stax sockets.