Mod Service for Small Format Condenser

990 Mod Service for small format condensers: MXL 603, 603S, 991, 993, 604, 441, 551, CR24P, CAD GXL1200, NADY CM90, Apex 180, Monoprice 600700, AKG Perception 170, etc.

Includes FREE (Domestic U.S.) Return Shipping!

This mod service, for any small-format, pencil-style mic that is compatible with our 990 Mod Kit, consists of us removing and replacing 3 of the low-quality stock ceramic capacitors with 3 superior quality caps from one of our kits. Refer to the 990 Mod Kit page for a list of compatible models.