HP 81533B Repair and Calibration (Optical Head Interface Module)
The HP 81533B is an interface module created to be used in the 8153A mainframe. It will operate fine in newer 8163A/B and 8164A/B mainframes too. this module is used to interface with the 8152xx optical head series. It is not compatible with current 8162xx models. We are very familiar with repairs of this particular module. Send us an email with a problem description and we'll let you know our feeling. The repair and return trip transport cost might outweigh the replacement value. In March 2020, such module with calibration report was selling at $395USD at AssetRelay. Click to see 81533B for sale.