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tubehead120

Responses from tubehead120

Who's done it besides me ?
I have numerous vintage MMs, particularly Shure and Grado.  I also have a bunch of MCs (mostly Denon but also Ortofon and Dynavector) and a Grado Statement Reference.  They all sound good, in different ways, with the right stylus.  It depends on t... 
old high end preamps..
The good blue Alps pots (Blue Velvet) were physically larger (maybe 1 1/2 times as big) than the ones you see now.  The only place I see the old ones now is in stuff I built 15-20 years ago. 
What is the appeal of the Denon 103 cartridges?
If# of turns primary - Np# of turns secondary - Nsprimary impedance - Zpsecondary impedance  - ZsthenNp/Ns = square root of (Zp/Zs)Zp = (Np/Ns) squared x ZsJust Google "transformer impedance ratio" for the above formula.for a 1x10 transformer, Z... 
What is the appeal of the Denon 103 cartridges?
Sorry - one more:  That 2x impedance thumbrule only applies to stepup transformers.  If you are using an MC amp stage, it's 10x.  For the DL-103 that would be 400; some inexpensive phono preamps are fixed at 100 ohms or thereabouts.  You would nee... 
What is the appeal of the Denon 103 cartridges?
IMHO it takes a heavy arm for that low compliance (I use a Jelco 750 for them).  Proper use of a step-up transformer really helps as well, and there is a lot of disinformation around.  Some hints: 1) a transformer has no set impedance; it reflects... 
Can an IC based amp be considered 'high end'?
No matter what you consider high end, most IC-based stuff can be improved by putting a Burson op amp replacement (made of discrete parts) in it.  The amount of improvement depends on what chip was there in the first place but I haven't found any o... 
Get your First Watt SIT-3 now?
So where do you get this "sort of kit"? 
Budget hi-fi and vintage audio gear
Take it from a troubleshooter who has used this stuff in factory and power plant conditions as well as at home for as long as I can remember:For pots/controls:https://www.amazon.com/gp/product/B00006LVF1/ref=ppx_yo_dt_b_asin_title_o02__o00_s00?ie=... 
Best Phone Stage for under $1,000.000
I bought a PS Audio Phono Converter when the price dropped to $1000.  It's very good AND can rip ytour LPs to HiRez (including DSD).  It also has a line in so you can rip with another phono preamp if you wish.  I'm using it with very tweaked Linn ... 
Room correction, DSP for dummies.
I use a DSPeaker Antimode 8033 on each sub and I love the results enough to consider getting their Antimode 2.0 for full range correction. 
Repair Linn turntable vs buying a different one
I love Linn tables.  I have seven, including 2 with DC motor; the others use either Valhalla boards or 2 other board types for speed control.  I have Jelco, SME, Micro Seiki, Grace and Linn arms for them.  I have installed counterweights on most o... 
New Tweak --- Its Fantastic
Not flipping thru 40 pages to find a link.  Can't be worth much if it doesn't come up when I Google it.  Stop wasting our time. 
GTA SE-40 Service Manual now available
I just got one and want to restore/upgrade it.  I'm going to get the Sonic Craft kit.  I saw the top entry about the Yahoo group having a manual.  I've tried to join it 3 times.  They say to talk about your gear and why you want to join so it won'... 
Whats playing on your system today?
Sleater-Kinney: "No Cities To Love" 
Whats playing on your system today?
The Pretty Reckless... some people still like new things..