The Model 2231 low frequency loudspeaker provides The 2231 has a low-loss magnettc structure that weighs 13 accurate, solid low-frequency reproductron Designed with pounds (5 9 kg), …

The 2225 is a higher efficiency model with reduced VLF performance and the 2235 is an evolution of the 2231H. The 2231H was an attempt to build a ferrite 2231A. It didn't take long before the …

A 38 cm cone shaped woofer with excellent transient response and high efficiency for high power regeneration. The voice coil uses copper ribbon edge width winding. A large Alnico V magnet …

The Model 2231 low frequency loudspeaker provides accurate, solid low-frequency reproductron Designed with free air resonance below the range of hearing, the 2231 has exceptional deep …

Sep 7, 2007 · "except the SD for the 136A is 0.008 whereas the 2231A is 0.088." It's a typo with the large difference. SD is effective piston area. There are several mistakes in that table. …

This is a rare chance for you to get a single JBL 2231a speaker. These only came in the very hi end studio speakers that made the history of best sounding recordings. Very sought after in …

the 2231 is the original choice. The difference between the 2231 and the 2235 is an additional mass ring with about 36g glued under the dust cap in the 2231. So the fres of the 2231 is …

優れた過渡応答と高い能率でハイパワーな再生が可能な38cmコーン型ウーファー。 ボイスコイルは銅リボンエッジワイズ巻きを採用しています。 磁気回路には大型アルニコVマグネット …

6 days ago · Selling a pair of JBL 2220 15" loudspeakers that were reconed into model 2231s. Frames and magnet assemblies are in pristine condition. ... 2231. Finish: Paint. Categories: …

Model 2231 15-inch (380 mm) Low Frequency Loudspeaker The Model 2231 low frequency loudspeaker provides accurate, solid low-frequency reproduction Designed with free air …