These are the correct weights for the JBL L220 passive radiator.
Each weight is 100 grams. The L220 has two weights per passive radiator equaling 200 grams.
To convert a JBL L222 Disco to an L220 Oracle you will need …
In Part 2 of the Audiophile 101 series we discussed rooms and speaker positioning. We will now discuss the listening position and the importance of the 38% Rule. In many online audiophile forums and articles you will run across people …
“Compostela”, literally “a field of stars” is the result of over two years of design and engineering. Everything from its stacked box design to the drivers chosen reaches back to the golden age of Altec Lansing.…
As many of you know our regularly scheduled Fall 2018 meeting had to be delayed due to the many running changes in the Compostela enclosure design, which resulted in them not being completed in time. This, in turn, led to …
The North Georgia Audio Society’s Fall 2017 meeting was an opportunity to test out some really great equipment. The guys from Pax Innovation worked until midnight to have everything ready for us, and as always the restoration work was top …
The Altec-Lansing M500 Maestro is a largely lost and forgotten loudspeaker, but it is, perhaps, the best the company ever built. It arrived in the final days of Altec-Lansing, Inc., and production was cut short due to the sale of …
The Altec-Lansing Valencia 846B is an American audio classic that inspired the development of the legendary Model 19. It shares many similarities with the newer and larger Model 19. There were two versions of the Valencia: the 846A and 846B. …
David Hafler and Ed Laurent founded the Dyna Company (later Dynaco) with the intention of not only producing transformers, but high-quality audio circuitry. The company was incorporated in October 1955, with business premises located at 617 N. 41st St in …
If you’ve been following our Altec-Lansing Model 14 project that began with a summary of the loudspeaker, this final part will be of special interest to you. After spending 8 weeks testing the Model 14 with various crossover configurations …
It appears that this is the end for JBL as we have known it. – Greg TimbersJames B. Lansing founded JBL one year after leaving Altec Lansing as their Vice President of Engineering in 1945. The company was first …
