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rmorris

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Everything posted by rmorris

  1. +1 and saves me writing much the same wrt fidelity etc. If you want really high fidelity in terms of low frequency distortion from a transformer only solution then you will need a big (expensive) transformer. But you may well be happy (or happier) with some 'euphonic harmonic enhancement' from a technically inferior transformer. I'll note that the Pickup / Impedance issue likely doesn't apply to the OP's requirements since, I assume, the DI will be driven from the Ampeg Preamp so I'm assuming that has a low and fixed output impedance ??? So you probably don't need the impedance (and associated level) transformation. Essentially a passive DI is a component in a system and it's 'sound' will depend on the rest of the system. An active solution can buffer itself from the effect of the input source and output load and better define its operation.
  2. So it sounds as if your DI out on the XLR is a 'normal' non isolated balanced output while your parallel feed to your amp is transformer (galvanically) isolated. I've long thought that it would be an advantage to have the 'Link' output on DI boxes isolated (or fed by a 'Ground Cancelling' type output that can work into an unbalanced output and still reject 'ground loop' noise effectively - but that's a bit of a different and technical tangent,,,)
  3. Shielding - and grounding the shield well - will improve rejection of radiated noise. Whether you can hear any difference in a given environment is a different matter.
  4. First thing is to makke sure the aluminium of the pickguard is in good contact with the copper tape - ideally all the way around so it forms closest you can get to complete enclosure. Second - Copper is a technically better screening material than aluminium but aluminium will do a good job too.
  5. Do you know the thread spec' of the saddles ?
  6. +1 Just cut it off; re prep the cable following OBBD recommendations, Clean up the XLR - I recommend using 'solder wick' ; tin up cable and connector and off you go :-)
  7. Those EMG 'Select' pickups on the Hohner B2A (I have one) are Hi-Z pickups ( witness you can switch the on board preamp out of circuit and still get a good strength signal) so not the 'trademark' EMG Lo-Z technology.
  8. I reckon you'll need to define what species you want first and whether you want it seasoned / ovened or whatever...
  9. Just a quick note to say that not all TE SMX compressor pedals sound the same. I had two at one point and noticed a difference. Looking inside the PCB issue number was different. I haven't found anything documented on it - might just be a level difference...or something. One definitely sounded 'better' somehow so obvs I kept that one.
  10. [quote name='Al Krow' timestamp='1508845045' post='3394775'] Sweepable frequency 20Hz to 20khz Q Q adjusts equalizer 0.5 to 16.0 Gain -20.0 to +20.0 I'm not entirely sure what the "Q" does, but I'll have a tinker! [/quote] 'Q' is a measure of the bandwidth of a filter. The higher the Q the more selective the filter. Rough Guide: Lower Q values = broader filter curve and tend to sound more natural. High Q values for targetting (cutting) particular 'problem' frequencies / resonances. I just saw others had answered along the same lines as I didn't see the second page.
  11. [quote name='Grangur' timestamp='1507211951' post='3383964'] Most Fenders live with the same plastic nut for years. There's no reason why a plastic one won't last on a bass for ages, unless it gets knocked. [/quote] Yes - that was my point really. That a nut tends to last ages - possibly as long as the bass - anyway (not that I haven't had broken nuts on some old basses). Not suggesting that brass is too soft to use - obvs lots of brass nuts out there...
  12. [quote name='Deester' timestamp='1507118626' post='3383411'] Looking for the best option in terms of a replacement. I like the idea of a brass nut as, in theory, it will never need to be replaced again but if I do go for brass, [/quote] I'm not sure why a brass nut would need replacing any less frequently than an alternative - not that nuts need replacing very often. Brass is quite a soft metal.
  13. Yes - there are 'Fine Thread' Potenmtiometer fixing nuts. It's always a problem to get single pieces of small items like this. Prob this type of thing: [url="http://www.ebay.co.uk/itm/M8-X-0-75-Pitch-Lock-Nut-For-Guitar-Pot-potentiometer-Pack-Of-5-50-100-/281867227480"]http://www.ebay.co.uk/itm/M8-X-0-75-Pitch-Lock-Nut-For-Guitar-Pot-potentiometer-Pack-Of-5-50-100-/281867227480[/url] Best option is ifg you can find a 'scrap' nut from something. Elese I've worked out it's cheaper to buy a pot and use the nut from it - from CPC etc...
  14. [quote name='EBS_freak' timestamp='1503041028' post='3355195'] Made my own. [url="http://www.ebay.co.uk/itm/AAx8-AA-x-8-Battery-Holder-Case-Enclosed-Box-With-On-Off-Switch-Leads/400570557989?_trkparms=aid%3D555014%26algo%3DPL.DEFAULT%26ao%3D1%26asc%3D20151005190705%26meid%3D18c19475bf0c4b20a6c2c7a12bfe4695%26pid%3D100506%26rk%3D1%26rkt%3D1%26&_trksid=p2045573.c100506.m3226"]http://www.ebay.co.u...3.c100506.m3226[/url] and 8 eneloop pros. Just reverse the polarity on the attached cable. [/quote] Looks a useful box but I'm not clear - Are you removing the batteries to charge them ?
  15. [quote name='BigBassBob' timestamp='1502724971' post='3353125'] I'm thinking that's not the image you wanted to link as that's very far from a compressor [/quote] +10
  16. [quote name='GregBass' timestamp='1498675633' post='3326298'] The best way is to find a fretless neck and do a neck swap [/quote] +1 - just 'cos I always want to say this when a defret is suggested :-)
  17. Not sure that Brasso or similar is really a problem for a non varnished fretboard as long as you buff it off properly ? Esp if you use the wadding rather than the liquid. Just looked it up on Wikipedia and worth noting that the US version is different to what we get here in UK and Australia is a bit different too. Also 'Silvo' is a bit less abrasive than Brasso so could use that.
  18. [quote name='garry warrington' timestamp='1501002755' post='3341723'] The Tropical fish cap was meant to be 0.047 ,(perhaps it didnt get on with the SX pots. The tone sounded harsher and less defined, Sx basses are half decent for the money, and usually give a passable p bass tone. Would it be worth my while getting some CTS pots with a orange drop cap. [/quote] 0.047 ie 47nF or 0.47 ie 470nF. 0.047 as stated seems rather tiny for a passive bass tone circuit ?
  19. [attachment=249903:41RCoJ-uLnL._SX258_BO1,204,203,200_.jpg]For Sale: My copy of Small Signal Audio Design by Douglas Self. Published by Focal Press ISBN 978-0-240-52177-0 Note: This is the first edition (2010). There is now a second edition - I've bought it hence my first edition is now for sale. Very Good Condition - It's been read but not bashed about Superb text from Douglas Self (ex Soundcraft etc and significant audio bod) for anyone even semi interested in designing / understanding pro level audio circuitry. No need to get too 'maths' if you don't want to. Brings a lot of sense and experience to small signal audio design which can seem a bit of a mysterious art sometimes :-) If in douby give it a Google. £28 posted UK mainland or £24 face to face Brighton / Crawley / A23 corridor between Photo is not the actual copy - just a web picture to identify. [attachment=249903:41RCoJ-uLnL._SX258_BO1,204,203,200_.jpg] Thanks for reading
  20. [quote name='Rubbersoul' timestamp='1501001743' post='3341708'] Update: The ferrite clip made zero difference. [/quote] Yeah - Ferrites work up in the rf range - tens to hundreds of Megahertz - and won't really effect hum.
  21. [quote name='TheGreek' timestamp='1500841847' post='3340575'] Hey Phil I know it's the not the most unusual name in the world but is this the Paul Stevens who was CEO at Trace Elliot and now Blackstar? [/quote] Seems not: [color=#605E5E][font=din-next-w01-light, din-next-w02-light, din-next-w10-light, sans-serif][size=4]Paul learned guitar-making at Guildhall University, London back in the 90's. He now has his own workshop on Pevensey Rd, Eastbourne where he spends most of his time making bespoke electric and acoustic guitars. Pauls custom guitars are made from top quality materials, premium hardware and the best electronic components. Most are based on classic designs but he does have plans for some more original rock machines.[/size][/font][/color] [color=#605E5E][font=din-next-w01-light, din-next-w02-light, din-next-w10-light, sans-serif][size=4]For the last 15 years He has worked as a guitar repairer, in the Gibson Artist Relations Office London, Hanks Denmark Street, Wembley Guitar Centre, Bonners Music Shop and his own clients include Stereophonics, Idlewild and Tokyo Dragons. He has also worked as a guitar tech for the likes of Daniel Bedingfield, One Hundred Hours, and the West End show We Will Rock You. He now does repairs from his workshop in Eastbourne.[/size][/font][/color]
  22. Check ground connections to any meta pickup cover / body of pots etc. Is the pickup cavity / control cavity screened - Aluminium or Copper or 'Black' conductive paint ? If so then check continuity from screening to output jack connection ( can be difficult with the paint so check visually too.
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