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Joseph Oberlander
 
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Default need advice on first tube amp

Arny Krueger wrote:

"dave weil" wrote in message


On Mon, 9 Feb 2004 20:48:46 -0500, "Arny Krueger"
wrote:


"dave weil" wrote in message
om

On Mon, 9 Feb 2004 19:40:00 -0500, "Arny Krueger"
wrote:


"Powell" wrote in message


"Matt Zach" wrote


I am looking at my first tube amp. It delivers 40 wpc
class A. I own an inefficient pair of A/D/S 810 speakers.
Will I have problems with this amp driving these speakers ?

The ADS L810 is a three-way acoustic-suspension
speaker (1981). This is an efficient 6 ohm speaker
(94 dB SPL/W/m) with a power rating of 100 watts,
200 watt peak. 40 watts of tube power should be
sufficient for a normal sized room unless you play
your music at excessively loud levels.

Perhaps if the room is small or very live.

You just don't know what you're talking about.

As if you're qualified to judge, Weil.


I've filled large rooms
(in terms of "normal sized" listening rooms - not necessarily
ballroom sized rooms) using 35 wpc amps quite easily.

So have I. I've even made rooms uncomfortably loud with them.
However, I used very high efficiency speakers.


So? I have very high efficiency speakers at the moment (far more
efficient than anything that you currently have, I think), but that's
a moot point. I was referring to filling a large room using speakers
of efficiency of less than 90 wpc/1 watt/12 ft driven by 35 wpc amps.



As usual, you've lost track of the thread, Weil.

Since I have to baby-sit you, here's a reminder:

"Matt Zach" wrote in message


I am looking at my first tube amp. It delivers 40 wpc class A. I own
an inefficient pair of A/D/S 810 speakers.
Will I have problems with this amp driving these speakers ?



I can tell you that there was no problem with volume.



I can tell you that ADS 810s aren't 100 dB/watt speakers.


Gheez - how deaf are you? I only listen to music that is
maybe 70-80db and has maybe twice that volume in peaks
at most and it fills the house for everything other than
a party. 100db/watt speakers? That's about what movie speakers
are - huge 100db+ efficient JBL arrays. Louder than hell in
these huge rooms bigger than my whole house.

Nodoby sane *needs* more than 110db, even for peaks unless
their hearing is shot.