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  1. Replies
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    Update: Recently managed to make some more...

    Update:

    Recently managed to make some more progress on building this amp after I ordered some stuff online from Evatco, I've got all the valve sockets wired up to the tagboards and pots, all I...
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    I'm currently doing a stock-take of all the...

    I'm currently doing a stock-take of all the components and stuff I already have collected for this OTL Headphone amp build-project so I can compile a list of parts and etc I need to order this year...
  3. Last year, or maybe the previous year, I managed...

    Last year, or maybe the previous year, I managed to buy a second-hand Fuzz Face pcb on eBay, it originally came out of a Jim Dunlop JD-F1 Jimi Hendrix Fuzz Face, the turquoise one, and I installed it...
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    I'm currently working on a diy OTL Headphone amp...

    I'm currently working on a diy OTL Headphone amp based on this design article I found on the internet, my build will be using three new Svetlana 6N1P twin triode valves I bought online from Evatco,...
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    Cheers, usually when I start a project, I tend to...

    Cheers, usually when I start a project, I tend to see it all the way through till completion, besides, my main motivation for starting this build-project was because I had gotten tired of always...
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    Since the needed 42k/2W resistors are going to be...

    Since the needed 42k/2W resistors are going to be hard to order online in small quantities, I'm going to buy four 82k/1W carbon-film resistors from my local Jaycar Electronics store next week, and...
  7. Recently upgraded to Ableton Live 11 Suite.

    Hey Everyone,

    Last year before Christmas, I finally did the upgrade to Ableton Live 11 Suite, so far I have experienced zero issues with it running on both of my two computers that are running...
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    Yeah, that would be a good alternative, I'd need...

    Yeah, that would be a good alternative, I'd need to do some Ohms Law calculations to see exactly how much power the 10k multi-turn adjustable resistor would be dissipating, I wonder how much a...
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    After a lot of thinking and debating in my head,...

    After a lot of thinking and debating in my head, I have elected to build an OTL headphone amp using this design I found on the internet, it uses three 6N1P dual-triode tubes, last year I managed to...
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    You may be able to order the majority of the...

    You may be able to order the majority of the parts and chassis from this website, they're based in Australia, and I've had great service from them:

    www.evatco.com.au


    I would very strongly...
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    Just out of curiosity, I did some calculations to...

    Just out of curiosity, I did some calculations to see what values of resistances I would get if I put two garden-variety 82k/5%/1W carbon film resistors in parallel, here's what I would get in the...
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    I will also need to order two dual 50uF/500V can...

    I will also need to order two dual 50uF/500V can caps from Soundlabs Group, along with the new power transformer.
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    I had actually ordered 43k/5%/2W resistors, so...

    I had actually ordered 43k/5%/2W resistors, so since they are 5% types they will measure anywhere within +/- 5% of 43k, on the low side they could actually measure:

    43,000-5%= 40,850 or 40.85k
    ...
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    Update: Just got the last lot of caps and...

    Update:

    Just got the last lot of caps and resistors I ordered from Mouser Electronics, delivered to my front door a few minutes ago, just have to wait till they send the 43k/2W resistors I ordered...
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    I just remembered that I've got a whole heap of...

    I just remembered that I've got a whole heap of 1W/1% Metal Film resistors, and I may be able to find four 82k resistors amongst them, so, two of them in parallel will give me a 41k/1% 2W Metal Film...
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    I have been thinking about getting myself a copy...

    I have been thinking about getting myself a copy of the Orcad software, I did play around with another bit of circuit simulator software called Circuitmaker 2000 if my memory serves me right, it did...
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    Two 82k resistors in parallel would give about...

    Two 82k resistors in parallel would give about 41k, there are three resistors in the 6N1-P OTL Headphone circuit that are critical to it's operation, the 43k anode resistor for the triode gain stage,...
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    Not really, because 43k isn't one of the common...

    Not really, because 43k isn't one of the common resistor values.
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    Yeah, I guess I could, it'd be a good way to...

    Yeah, I guess I could, it'd be a good way to recoup my money.
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    Update: I'm currently in the process of...

    Update:

    I'm currently in the process of ordering some resistors and caps from Mouser Electronics for my OTL Headphone amp build, and so far Mouser Electronics seem to stock all the resistor values...
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    The original 6N1-P OTL Headphone build article...

    The original 6N1-P OTL Headphone build article I'm working with specified 2W resistors for the two 43K resistors and the rest of the resistors as 1/2W ones, there are three 1K/5W resistors (article...
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    Update: Hopefully this week I'll be able to...

    Update:


    Hopefully this week I'll be able to order some more parts from Mouser Electronics for the OTL Headphone build project, need to order some resistors and caps, some of the resistors are...
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    Going to be needing to order two of these online...

    Going to be needing to order two of these online from Soundlabs Group in order to build the power supply for my OTL Headphone Build:
    ...
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    Thought I would post this link to the Headwize...

    Thought I would post this link to the Headwize Memorial website where I found the build article for my 6N1-P OTL Headphone amp, there are some solid-state designs on the website as well as Tube and...
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    Update: Just got these in the post literally a...

    Update:

    Just got these in the post literally a few minutes ago, they are a set of three brand-new, never used Svetlana 6N1-P Dual Triode Tubes, I ordered these online from Evatco on Tuesday of...
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