A-534B Performance Pure Class A SET Integrated Tube Amp (300B) - reduced MSRP US$1600.00


What pro has to say about A-534: 

"The Grant Fidelity A-534B amplifier's dazzling strength is a naturally beautiful midrange that makes every voice, male or female, popular or operatic, entrancing. Vocals just sound right. This is what a listener expects from tubes (and even more so from a SET amplifier) and the A-534B surpasses those expectations. Happily, this excellence does not come at the expense of the rest of the tonal range." Kent Johnson - Reviewer at Positive Feedback (Read Full Review Here)

More reviews:

Gary Lea - Dagogo.com: http://www.dagogo.com/View-Article.asp?hArticle=334

Mike Peshkin - Stereomojo.com: http://www.stereomojo.com/Grant%20A534%20Amplifier.htm/GrantA534Amplifier.htm

 

Product description: 

The stunning A-534B Integrated Tube amp is an innovative design with the 300B tube is being used for more of its capabilities than in conventional design, by having EL34's as its driver tube. The A-534B can pair with some 85 dB efficient speakers if you don’t need very loud volume while listening. However, in order to get the full potential of a 300B tube amp we still recommend you to use a 90dB or better speakers to fully enjoy the magic of 300B tubes. All the industry buzzwords are perfectly presented with the A-534B - airy, detailed, sweet as in music heaven. 

This 300B amp is a must-have amp for the serious audiophile and music lover. You can even plug in headphones for one of the finest Headphone amps on the planet - 300B taps for headphones! 

Specifications:
 
Output Power: 10W RMS/channel Pure Class A 
Output Impedance: 4 ohm and 8 ohm
Frequency Response: 5Hz - 50 KHz (-2dB)
Distortion: less than 1.5% @ 6.5 W
Input Impedance: 20Kohm
Input Sensitivity: 280mV
S/N Ratio: 88dB
Vacuum Tubes: Shuguang 300B x 2, EL34 x 2, 12AX7 x 2, 5U4G x 1. 
 
Features: 
 
  • Pure Class A Triode single ended 
  • Hand built audiophile output transformers with Japanese silicon steel
  • Audiophile grade resistors, capacitors throughout and Japanese original ALPS volume Control
  • Infra-red aluminum remote control for volume and input Selector
  • (4) auxiliary inputs plus 4 & 8 ohm large speaker terminals
  • Dual mono tube rectified choke input power Supply for the ultimate voltage control and super fidelity
  • Headphone Jack for 32 ohm tabbed off 300B circuitry
  • Weight: 28 kgs / 62 lbs
 

Basic tube options: 

(2) Shuguang generic clear glass 300B-98 at US$190/pair

(2) Shuguang generic clear glass EL34B at US$28/pair

(2) Shuguang generic clear glass 12AX7 at US$20/pair

(1) Shuguang generic clear glass 5U4G at US$28/each

Total: US$266.00 for the complete set to tube the A-534B. 

 

Recommended Upgrade Path (not listed in order - you can start with any based on your budget): 

1) Replace the stock Shuguang 300B-98 tubes with Shuguang Treasure 300B-Z tubes.

2) Replace the stock Shuguang 12AX7 tubes with TJ Full Music gold pin box plate 12AX7. 

3) Replace the stock Shuguang EL34B tube with Shuguang Treasure 'black bottle' 6CA7-Z.

Any of the above upgrade will make this amp a real 300B champion and allow you many years to enjoy music with it. You may purchase any of the above mentioned tubes directly from Grant Fidelity. Discount is available when purchase upgrade tubes with the amp together. Check out Vacuum Tubes section for details on each tube model and contact us to purchase and receive the discount

      

 Got a Question about this product? 

ask Ian by email

    

 

Dimensions: 23 in × 19 in × 16 in
Weight: 58 lb
List Price: USD $ 1,600
Price: USD $ 1,600
AttachmentSize
product sheet A-534.pdf138.57 KB

Comments

Stereophile reports on A-534 upgrade version

On the recently finished Salon Son & Image show in Montreal, we unexpectedly received some exposure from Stereophile on one of the Grant Fidelity tube amp.  

On the left is the picture taken by Stereophile reporter Robert Deutsch and his original post can be read here.

In the pictured setup, the Grant Fidelity A-534 300B SET tube amp has been all geared up with top of the line tubes, including: 

Recitfier tube is the stock Shuguang generic clear glass 5U4G. With all the above mentioned top-of-the-line tubes, A-534 Upgrade Version is priced at US$2,500 compared to original listing price of US$1,979, but you are getting a real 300B champion amp that produces magic sound for many years to come.  

The soundstage completely fills my room

Customer Comments:

I have a GF A-534 and deCapo MM i's and they are a great match. I've paired it with a GF CD-427 and now (oh joy) have about 7 different types of tubes that I can start rolling. So advice and hearing from others is very, very welcome...!
I was actually going to *start* with the 300Bs but now I'll wait until I hear more from ford... then it will be my turn to contribute.
The sound BTW is simply fabulous. The soundstage completely fills my room and I'm frequently looking behind me because it sometimes sounds like that is where it is coming from!

http://www.canuckaudiomart.com/forum/viewtopic.php?t=9479&start=4

I've always wanted to see what this single ended thing was

Customer Comments:

I just recently picked up a Grant Fidelity A-534 integrated with the 300B tubes and will post my impressions once my tubes arrive from the tubes store, going to try rolling the 12ax7s and the EL34s and the rectifier tube...I'll save the 300bs for the last mostly due to the cost of new tubes. In stock form I'm very pleased with the amp. I've always wanted to see what this single ended thing was all about so I picked up some Decapo speakers and thought I'd give it a whirl...I've never heard a 300 b setup before and I'm really quite impressed with the sound. Female vocals are just oh so sweet and the ambiance in the music is wonderful. Bass was my biggest concern and there is plenty of it and fairly well controlled as well. The music gets my toes tapping and that's what counts. I've had more exotic equipment in the past that I'm sure was more accurate in their musical reproduction (ARC, Modwright SIM, Totem) but I don't feel I've lost much if anything going to the Grant Fidelity gear and the decapo speakers...I'm particularly enjoying my analogue front end much more as I seem to be getting more out of my vinyl collection....

http://www.canuckaudiomart.com/forum/viewtopic.php?t=9479&start=03

Customer Comments

The A 534 in stock form...is a..."Best Buy"

Roll the coupling caps...and...it's... a "Best in Show"!

I rolled in a pair of Euro Oil .47uf...and a pair of .10uf...

This "puppy" knocked...off...my highly modded Canary's...which

featured $4,000...in genuine..."Western Electric Glass"...

had V-caps...installed...factory...(I now prefer the Euro's).

http://grantfidelity.com/forum/viewtopic.php?t=253

I am currently using an A- 534B, with 12AT7's for input tubes, (70% of the gain of a !2AX7), to more than
adequately drive a pair of 86db 4-way speakers!

http://grantfidelity.com/forum/viewtopic.php?t=245

Dr. Ears

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