Differences between the Dynaco PAS-2, PAS-3 and PAS-3X preamps

Tubes 4 HiFi Preamps

I'm interested in building a preamp. I've already built an ST-70 and two ST-120s. Later in the year, I'll consider a pair of M-125s. This is a great forum by the way - I really enjoy reading the posts. I see lots of discussion about the power amps but

Dynaco Pass 3X preamp

I just bought a Pass 3X pre in original, no mods, good shape condition. Should I spend the time and money to upgrade this unit with the new boards that are available, or should I just use it as is until it quits working? I haven't even plugged it in yet,

Dynaco Pas 3 vs. Pas 3 series II

Hello everyone, Recently, I bought a Dynaco Pas 3 series II which is constructed in a black case, unlike the Pas 3 brass plated. I would like to know the difference between the two the +/- vs the other. I have not seen any reviews or discussions in the

PAS2 from fleaBay

I bid on and won this PAS2 only because the seller said: "there are 4 vintage Telefunken 12ax7's" Dynaco/Telefunken 12ax7's sell for $50 - $60 apiece nowadays, $200-$240 for 4 Telefunken 12ax7's. This is the 1st PAS preamp I've seen

A great Dynaco Day!

Today was a very good Dynaco day for me. I acquired a mint in the original box PAS-4 tube preamp, 2 SCA-35's and 2 Mark III mono-blocks! Its amazing what people will throw away... only kidding. I did pay for some of the items. My truck tilted on

Dynaco Quadaptor

I dug out my old Quadaptor to solve a new situation. My large living room has a pair of Bose301 speakers that were spacially wonderful, but the rig needed a subwoofer and ambience. So I connected the Dynaco input to the front output channels of the amp,

Splitting cathode resistors in Dynaco tube amps

In conjunction with modification to the bias circuit to enable individual DC bias adjustment on the output tubes, owners generally will split the cathode resistance in the output stage of the Dynaco power amplifiers to facilitate measurement of the curren

Luddite's Dynaco System

Here are my current Dynaco pieces; PAS-3, FM-3, and ST-35. The PAS-3 was built in the mid 90's from NOS parts and Van Alstine boards; I re-furbished the FM-3 in 2001; and I built the ST-35 in 2009. I bet you've never seen any front panels like these

32 FREE Dynaco tube and solid state assembly manuals available for download - links inside

Do you have older Dynaco tube or solid state audio equipment and need assemby manuals for rebuilding or repairing ? If so, the following 32 Dynaco assembly manuals are available FREE OF CHARGE for downloading at the links below. All manuals are in pdf

My restored Dynaco ST-70

This is my first Dynaco ST-70 rebuild. I am currently working on a Dynaco PAS 3 preamp. I'll post pics when I'm finished. Modifications include: Replced power supply with SDS cap board and new choke Replaced driver board with VTA driver board New H/D

Clones

Clones, Help? I am thinking about getting a 5B/5T clone, Main reason i am not willing to spend the amount HPI put on there products, And i can get a much better car for cheaper, Or so i belive, Links, Engage RC Clones KM Clones I a

SC manga, or anime?

As the topic subject says, which do you prefer? The Shugo Chara manga, or the anime? In all honesty, I prefer the manga. They made things less... cliche, y'know? The anime kinda changed it to be more like other animes, IMO. And also, the whole thing

thoughts on the overall season Shugo Chara Party???

what are your thoughs on Shugo chara party???? I know I could see major differences from the first season of Shugo chara from party since it started to move it's focus from Amu as if she had already had found her true self, but she hadn't. I just watched