Hello......there are nice transistor preamps that sound like tubes. Audio Research and others. Preamps don't clip like power amps, so tubes are less of an issue. My Audio Research Line Stage 3 is very pleasing and lacks only a phono stage but I don't care.
If running balanced, you have the opportunity to eliminate interconnect cable interaction with your system, which otherwise can lead to expensive interconnect cables to get the system to sound right.
The only thing is, with balanced lines there is a standard which must be supported to allow this to happen. Most high end audio preamps that are balanced do not support the standard, which is also known as AES48. When looking into balanced preamps its a good idea to ask if the preamp supports this standard; if not you may find that single-end sounds just as good. But if the preamp does support the standard, there won't be any going back to single-ended.
Have you compared the Cayin to every preamp? There is always something better.
I made a experiement witha Jadis clone, 12AT7, with Mundorf caps, vs a Jadis 20 yr old DPL, Mundorf Caps, Takman Resistors Reys. Sure Jadis has the finest power caps, Philips the blue ones, but really the improvement was only **miniscule**. To me a amp = amp\ DAC = DAC Line Stage = line stage. Minisclue gains here N there, Now as for Speakers = speakers HUge gaps there. Each will sound completely totally differebnt from the next. Spaekers are everything, the rest is only minisclue gains. Speakers 90%++ of the sound ina system the other less than 10% is split between DAC/CDP /Line Stage/ Amplificatrion.
Sad there is no spec compilation matching guide to aid preamp decisions. So i will prepare my own grid listing specs for amps/preamps/speakers for my top picks.
Sorry for taking time to get back to you on this. Was with family at the beach. You want to have the right amount of gain, output impedance. Get those right and the amp will sound great. If you have too little or too much gain, sound will be bloated or thin respectively. If the impedance is wrong, then you will issues.
I would stick in the mid teens, 12-18dB of gain with your power amp. 200/100ohm balanced/unbalance impedance range should be good for your amp. This doesn’t need to be exact and some deviation is allowable.
if you are really looking for a world class Tube Pre..
1) upper end of the Shindo line. Voshnee Romanee from Shindo is sublime. Includes an amazing phono section. At slightly lower price, the Shindo Masseto. The Shindo Giscours is also great.
BAT uses tubes in the rectification (power supply) vs a SS rectifier. This is technically a quieter approach. My experience is that in practice, this is only really critical with highly sensitive speakers.
They then use tubes in the gain/amplifier stage and the buffer. Alternatively, Conrad Johnson uses two 6922s in the amplifier stage and then MOSFETs in the buffer so yes, this is a hybrid approach. Many companies take very different approaches and each designer often has very firm opinions on what does and doesn’t make a good tube circuit. I have had one designer tell me a 6922 is not appropriate for audio applications. I have other designers where it is their preferred tube.
The important thing is picking a preamp that will marry well with your power amp.
facten, that may well be true, but you should give him the benefit of the doubt. I wish some one would of made a few suggestions on a tube preamp for myself but in the end I had to experiment with a hand full of them and decide which one worked well to my ears and in my system. That is what happens in the end any way.
cat renaissance, in current production, has an optional(great) phono stage, outboard power supply, 6922@12ax7 tubes but single ended inputs and outputs only
It will be built to order just for you. You can specify what and how many inputs and outputs, chassis style, finish, choice of wood. Thomas even makes his own world class DHT tubes. Who else does that?
If you have $25,000 to spend for a tube preamp.You should have no problem picking one out...even if you buy something you don't like just have you chauffeur return it.
[sorry for my English] ...and you are asking what to do?Very simple, you buy (blindly) the very best preamplifier of the world that money can buy in that price range: Aries Cerat Incito S (approx. $15.000). I don' like tubes (honey-topping on everything), but this one is totally different. SET tube design, with zero feed-back, and transistor-like figures. Watch out, 5 chokes and 75lb (!!!). Romote control, with relays (no potentiometer, they all suck). It replaced favorably a Cello Encore (in an acquaintance's system), and even caught back to active preamp afficionados of passive preamps.
That thing is not of this world, really. Well beyond ALL the big names of high-end.
Just narrow it down to a couple of prospects then research the hell out of them. Find out which dealer offers a 30 day trial with money back guarantee. We all been through it before. On the other hand it used to be easy to turn over used gear on Audiogon, not so easily done any more.
What are you looking for in terms of sound, something very colored and syrupy or something that true to the source with speed, musicality and sheer dynamics?
My first recommendation will be Atma-Sphere MP-1 Pre-amp Fully Loaded with all dam options available. Put in the best tubes you can afford. I consider this pre-amp as one of the best around but you must learn to set it up properly with tubes. It is very sensitive pre-amp. I consider this as one of the best in the world. Its fully balanced, follows the AES48 Code, it can drive Long cables and you can set the system up well away from the speakers and amps. I have been using one for many years and no longer feel i need to ever change.
Other option is VAC, Its colored for sure, but sounds very good and i used to own it. I moved from VAC to Atma with no Regrets but still consider VAC very good pre-amps especially if bought second hand cheap.
Vtl 7.5 series 3. Mom likes this. Seems pricey at $28k. Has fully functional remote which vac sadly lacks. Conrad johnson didnt have xlr, lumin x1 likes xlr.. too bad.
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