Typically equipped with an RS-232 interface, though an IEEE-488 (GPIB) option was also available for computer-controlled test environments. Documentation & Maintenance
If you find a calibrated IFR A7550/R with a working CRT and a clean tracking generator, buy it. Maintain the power supply, keep it clean, and it will likely outlast the next generation of tablet-based testers. ifr a7550
Should you buy an IFR A7550 in 2025?
The IFR A7550 is a versatile device that can be used in a variety of applications, including: Typically equipped with an RS-232 interface, though an
70 dB with a measurement range from -120 dBm to +30 dBm. Typically equipped with an RS-232 interface