Everything posted by johnwmclean
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Blue Hawaii Special Edition
That shelf looks easy to make; Four theaded M25 rods 1500mm or so 20 x M25 nuts 8 x M25 domed end cap bolts 3 Marine plywood shelves 25mm thick Find a local wood shop would cut and drill the shelves if you don't have the gear.
- ecp audio
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Mouser Scam Emails
Been getting these lately: Dear Customer, Thank you for ordering from Mouser Electronics. Unfortunately, we are unable to obtain an authorization for your purchase from your credit card company. The most common reasons for unauthorized purchases are an invalid credit card number, an expired credit card date, or purchase has been declined as it exceeds the credit limit. Please contact us 852-37564755 to verify your credit card information or to provide an alternative payment method (such as another credit card or to let me know if you’d like to wire the funds in advance) so that we may continue processing your order. You may contact us by replying to this email or by calling me on the phone number below. If we do not receive a resolution within 3 business days we will, unfortunately, have to cancel your purchase. We look forward to your response, and thank you again for ordering from Mouser Electronics, Inc. Thank you for your time, patience, and prompt attention in this matter. Best Regards, Sharon Lam Customer Accounts Representative Mouser Electronics (Hong Kong) Limited A TTI Company Unit 702-703, 7/F Lu Plaza, 2 Wing Yip Street Kwun Tong, Kowloon Tel: 852-3756 4770 Main / 852-3756 4755 Direct Fax: 852-3756 4799 Every day Mouser adds more new products than any other distributor. Find the newest products for your design at Mouser.com/new. The subject title even includes a recent order number of mine. I know most folks around here are savy, but to the uninitiated beware.
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Part Sourcing Assistance/Advice Thread
http://www.viljomarrandi.com/gallery/ Vilts will make any custom knob to your liking.
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Happy Birthday, Nate!
Happy Birthday Nate!
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goldenreference low voltage power supply
I'm impressed with your post count today ? If I want more impressed I'll visit your profile ?
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goldenreference low voltage power supply
Made up 4 split 15V units, all within .001V, from unmatched resistors, I’m impressed.
- Happy Birthday Dan!
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Sennheiser HD 800 Redux
HF have all the night and day reviews you could ever want. Yippee!
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Amp for Kef LS50
A Pass first watt could be worth investigating.
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Happy Birthday, Steve (swt61)!
Happy Birthday Steve!
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What are you listening to Part the Third
Bauhaus’s “In the Flat Field” still remains one of my favourite albums, followed by closely “Mask”.
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Hifiman Shangri-La, new Electrostatic
Profoto for the win.
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Expensive and/or raved-about headphones that actually suck!
You really do post some rubbish over on head-fi.
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Hifiman Shangri-La, new Electrostatic
then
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kgst
Or just put the tubes/trimmers on the underside... much easier than all the other components.
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T2 knob turning
Welcome vilts!
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The Headcase Stax thread
Sure, but pots don’t come anywhere near the channel matching accuracy of a Dact stepper (+/- 0.05%dB). In regards to mechanical life, an RK50 is rated 15,000 cycles and a Dact is 25,000 cycles, 50,000 is extraordinarily good . To the contrary I’ve never had any issue with the dozens of Dacts I’ve used over the years, in use I do dislike the coarse 24 steps, but have become accustomed.
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Expensive and/or raved-about headphones that actually suck!
In my experience it’s the designated output current and thermal capabilities that makes the differences.
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The Headcase Stax thread
But.. but.. everybody knows you’ve been tweaking your amps for the 007s and sucky with 009s
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Exploding Zeners. Can't figure out why
Yep, always fuse the primary that goes without saying.
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Exploding Zeners. Can't figure out why
What is the unloaded voltages of the transformer secondaries, did you check?
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Exploding Zeners. Can't figure out why
or a low rated fuse/s over the secondaries...
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KGSSHV Carbon Build Thread
Thanks guys for looking over the layout, I’ll have a look at the top and bottom vent pattern to increase airflow, I’m stuck with these amp boards as I’ve already part populated but as I’ve placed a milled 2.5mm cavity hole under each C2M1000170D on the heatsink mounting shouldn’t be an issue. Birgir the transformer is encapsulated, I’m hoping to get away with that position, do you think there’d still be an issue? ...and my transformer based on previous discussions is 153VA based on the above said specs.
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KGSSHV Carbon Build Thread
I’ve managed to get my enclosures finalised, I’m be using existing Heatsink profile sourced from China. I’m nearly at a stage to send off the order and have been checking the FPE files over and over for errors, I always get nervous at this stage... I’ll be mounting the boards directly onto the heatsink, the only problem with this is the C2M1000170Ds end up being around 10mm ht with the 4180g pad and screw head, so under each C2M1000170Ds I’ll be drilling a 2.5 mm cavity for a bit more room.