Upland Loudspeaker Service

Some useful trivia for guitar players seeking the truth about the Fender/JBL D120F...hint: it's actually a K120.

JBL 4350 drivers in for refresh from the estate of the legendary friend of Jim Lansing himself, Mr. Les Paul. Most likely part of the last batch of factory service in Northridge, CA, before the factory was dismantled. https://youtu.be/4WwBgd8I61c

Coating a JBL 2425H diaphragm with Aquaplas.I tinted gray rather than black, because it was left over in my mixing jar. The difference is remarkable. Greg Timbers was said to say, "if it's metal, coat it."..even some JBL beryllium diaphragms are coated.

Two great players with my JBL D120F hybrid recone restoration completed with Full Service Teardown/Cleaning/Recharge of the motors. Thanks very much, Brian and Brian. Sounds awesome!

Today’s latest COVID-19 era challenge...getting this lost little tweeter out of the shop. He spent the night last and is past his checkout time. Suggestions? I turned on a fan to create a mild outward jet stream, but no luck so far.