Abaco Systems / VMIC VMIVME-4941-024 Quad-Channel Synchro / Resolver-to-Digital Converter Board

The Abaco Systems / VMIC VMIVME-4941-024 is a quad-channel synchro/resolver-to-digital converter board engineered for VMEbus systems. It delivers precise conversion of synchro or resolver analog signals into digital data, with software-programmable resolution and bandwidth to meet diverse measurement requirements. Built for reliability in industrial and military environments where signal integrity and accuracy are critical.

Technical Specifications

• Channels: 4 (quad-channel)


• Resolution: 16-bit per channel; software-programmable to 10, 12, 14, or 16 bits


• Accuracy: High accuracy option available at ±2.3 arc minutes


• Pitch Counter: 16-bit per channel


• Input Signal Configuration: 11.8 V, 2% linear differential 4-wire resolver signal inputs with 4 min + 1 LSB linearity (8 LSB differential linearity)


• Bandwidth: Software-programmable


• Form Factor: VMEbus double height

Key Features

• Software-programmable resolution and bandwidth allow field configuration without hardware changes


• Per-channel 16-bit pitch counter enables tracking and phase detection


• High-accuracy option reaches ±2.3 arc minutes for applications requiring precision angle measurement


• Differential 4-wire resolver input configuration rejects common-mode noise in harsh electrical environments


• Native VMEbus integration with double-height card design

Typical Applications Synchro and resolver-to-digital conversion finds use in avionics systems, naval platforms, aerospace guidance and control, industrial servo systems, and precision angle measurement where analog resolver signals require digital processing.

Compatibility & Integration Designed for VMEbus architectures. Installs as a double-height board within standard VMEbus backplanes.