interchangeability of drivers for 4344

[AlexeyN]

Hello everybody
now I use L-300. Cabinets I was made two days. for testing sound...))
https://www.youtube.com/watch?v=4jPW4oi-vbo

but I read that the sound of 4344 is better.
and now I want to build 4344.
Can I use drivers from my L-300?
077 like 2405
085 like 2425 with h91 horn,
and 136H like 2235h

Thanks, and best regards

[kelossus]

Hello everybody
now I use L-300. Cabinets I was made two days. for testing sound...))
https://www.youtube.com/watch?v=4jPW4oi-vbo

but I read that the sound of 4344 is better.
and now I want to build 4344.
Can I use drivers from my L-300?
077 like 2405
085 like 2425 with h91 horn,
and 136H like 2235h

Thanks, and best regards

Yes you can use the driver in the 4344. Add a 2122H and your good to go.

[AlexeyN]

Hello again! )
For 7 months I waited until 2221h will appear at auctions. Now I bought them))
Who can say what is the best passive crossover scheme for this acoustics?

[Mr. Widget]

Who can say what is the best passive crossover scheme for this acoustics?Here is a thread on the topic: http://www.audioheritage.org/vbulletin/showthread.php?39310-Giskard-Charge-coupled-3145-crossover-network-iron-core-inductor-source/page2

Here is the factory schematic: http://www.jblproservice.com/pdf/Network%20Schematics/3145%20Network.pdf


Widget

[AlexeyN]

Here is a thread on the topic: http://www.audioheritage.org/vbulletin/showthread.php?39310-Giskard-Charge-coupled-3145-crossover-network-iron-core-inductor-source/page2

Here is the factory schematic: http://www.jblproservice.com/pdf/Network%20Schematics/3145%20Network.pdf


Widget

Thanks for the reply!
I know that there are several variants of crossover circuits.
But I would like to know which one is considered the best option

Also I wanted to know - where can I buy good quality foam repair kit?