Are you telling me JBL is a liar?

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Topic - Am I correct that transmitter triodes never sound superb? - PaulF70 19:47:33 05/22/25 (64)

I have heard very good sounding GM70, 211 and 813 based amps - morricab 07:59:51 06/06/25 (0)

829B Transmitter Tube is Superb - Jon L 00:48:09 05/26/25 (4)

Only in Push-Pull - Triode_Kingdom 14:35:13 05/27/25 (3)

Why triode? - Jon L 09:49:59 05/31/25 (2)

Because this is a triode forum (nt) - Triode_Kingdom 17:38:13 06/02/25 (0)

RE: Why triode? - Tre' 06:25:35 06/01/25 (0)

RE: Am I correct that transmitter triodes never sound superb? - Larry I 17:53:59 05/23/25 (57)

RE: Am I correct that transmitter triodes never sound superb? - PaulF70 08:05:37 05/24/25 (56)

No, that's not correct - Triode_Kingdom 08:41:33 05/24/25 (55)

RE: No, that's not correct - PaulF70 18:49:35 05/24/25 (29)

"...why run a transmitter triode to get 8W...?" - Triode_Kingdom 18:44:01 05/25/25 (28)

How many room can go down 20Hz - Leo loves music 18:53:55 05/25/25 (27)

One point - Tre' 11:57:13 05/26/25 (17)

RE: One point - Leo loves music 12:04:52 05/26/25 (16)

RE: One point - Triode_Kingdom 12:27:37 05/26/25 (11)

Are you telling me JBL is a liar? - Leo loves music 12:58:43 05/26/25 (10)

10db down at 35Hz. Nothing else needs to be said.nt - Tre' 14:27:58 05/26/25 (9)

You forgot one thing - 100dB sensitivity! (NT) - Leo loves music 14:51:13 05/26/25 (8)

So are you now saying you use heavy EQ to get your speakers flat to 35Hz? - Tre' 15:17:40 05/26/25 (7)

RE: So are you now saying you use heavy EQ to get your speakers flat to 35Hz? - Leo loves music 15:23:25 05/26/25 (6)

If you're not using EQ then your JBL speakers.... - Tre' 17:35:02 05/26/25 (5)

Do you really expect a 100dB speaker to go flat down to 20Hz? - Leo loves music 17:49:45 05/26/25 (4)

Absolutely, Altec A2 _nT. - Cleantimestream 21:27:09 06/03/25 (0)

No I do not. I thought you did. nt - Tre' 17:52:43 05/26/25 (2)

So, how low can a 100dB sensitivity speaker go? - Leo loves music 17:57:31 05/26/25 (1)

OK but I'm not clear what that has to do with your speakers. - Tre' 10:39:38 05/27/25 (0)

RE: One point - Tre' 12:24:27 05/26/25 (3)

RE: One point - Leo loves music 12:47:08 05/26/25 (2)

JBL didn't lie - Tre' 14:43:00 05/26/25 (1)

In later years JBL chose longer excursion for power, harder to drive than most people think. Efficiency.... - Cleantimestream 08:38:40 06/05/25 (0)

RE: How many room can go down 20Hz - Triode_Kingdom 21:00:58 05/25/25 (8)

The trick is to break up standing waves. Then its easy. - Ralph 09:43:29 06/03/25 (0)

RE: How many room can go down 20Hz - Leo loves music 03:07:38 05/26/25 (6)

RE: How many room can go down 20Hz - Triode_Kingdom 12:37:16 05/26/25 (2)

Ah yes, the room trumps any speaker, any preamp or, any Amplifier _nT - Cleantimestream 08:42:55 06/05/25 (0)

SPL and frequency extension are two different things (NT) - Leo loves music 12:56:05 05/26/25 (0)

RE: How many room can go down 20Hz - Paul Joppa 07:50:21 05/26/25 (2)

And on that note - I'm out! - Triode_Kingdom 14:35:46 05/26/25 (0)

These are interesting questions. - Leo loves music 08:25:55 05/26/25 (0)

RE: No, that's not correct - Tre' 13:46:10 05/24/25 (24)

RE: No, that's not correct - Leo loves music 19:30:24 05/24/25 (23)

RE: No, that's not correct - Paul Joppa 15:42:10 05/25/25 (2)

RE: No, that's not correct - PaulF70 16:56:22 05/25/25 (0)

RE: No, that's not correct - Leo loves music 16:19:55 05/25/25 (0)

RE: No, that's not correct - Tre' 20:13:29 05/24/25 (19)

RE: No, that's not correct - Leo loves music 20:29:55 05/24/25 (18)

RE: No, that's not correct - PaulF70 10:06:50 05/25/25 (2)

RE: No, that's not correct - Tre' 11:01:23 05/25/25 (1)

RE: No, that's not correct - Leo loves music 17:12:31 05/25/25 (0)

RE: No, that's not correct - rogerh113 07:38:58 05/25/25 (14)

RE: No, that's not correct - Tre' 10:41:43 05/25/25 (13)

RE: No, that's not correct - rogerh113 11:02:32 05/25/25 (12)

Thank you. nt - Tre' 11:12:34 05/25/25 (11)

This is from Hammond - Leo loves music 11:48:38 05/25/25 (10)

What tube are you using a 1250 ohm output transformer with? - Tre' 11:54:09 05/25/25 (9)

RE: What tube are you using a 1250 ohm output transformer with? - Leo loves music 11:54:43 05/25/25 (8)

Thanks, now it makes sense. Parallel 300Bs are very different than a single 805. - Tre' 12:07:09 05/25/25 (7)

A batch tubes in parallel never sound as good as a single one (NT) - Leo loves music 12:19:06 05/25/25 (6)

RE: A batch tubes in parallel never sound as good as a single one (NT) - Tre' 15:47:46 05/25/25 (5)

RE: A batch tubes in parallel never sound as good as a single one (NT) - Paul Joppa 14:17:02 05/26/25 (1)

I wasn't taking feedback into account. nt - Tre' 15:10:16 05/26/25 (0)

RE: A batch tubes in parallel never sound as good as a single one (NT) - Paul Joppa 14:03:45 05/26/25 (2)

RE: A batch tubes in parallel never sound as good as a single one (NT) - Leo loves music 14:23:57 05/26/25 (1)

RE: A batch tubes in parallel never sound as good as a single one (NT) - Leo loves music 14:38:36 05/26/25 (0)

Follow Ups

Are you telling me JBL is a liar? - Leo loves music 12:58:43 05/26/25 (10)

10db down at 35Hz. Nothing else needs to be said.nt - Tre' 14:27:58 05/26/25 (9)

You forgot one thing - 100dB sensitivity! (NT) - Leo loves music 14:51:13 05/26/25 (8)

So are you now saying you use heavy EQ to get your speakers flat to 35Hz? - Tre' 15:17:40 05/26/25 (7)

RE: So are you now saying you use heavy EQ to get your speakers flat to 35Hz? - Leo loves music 15:23:25 05/26/25 (6)

If you're not using EQ then your JBL speakers.... - Tre' 17:35:02 05/26/25 (5)

Do you really expect a 100dB speaker to go flat down to 20Hz? - Leo loves music 17:49:45 05/26/25 (4)

Absolutely, Altec A2 _nT. - Cleantimestream 21:27:09 06/03/25 (0)

No I do not. I thought you did. nt - Tre' 17:52:43 05/26/25 (2)

So, how low can a 100dB sensitivity speaker go? - Leo loves music 17:57:31 05/26/25 (1)

OK but I'm not clear what that has to do with your speakers. - Tre' 10:39:38 05/27/25 (0)

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