HP 183A Oscilloscope 1804A 4-Channel 50MHz 1821A Time Base Vintage

Vintage Hewlett-Packard HP 183A Oscilloscope with plug-in modules. Included: * HP 183A Oscilloscope mainframe * HP 1804A Four Channel Vertical Amplifier, 50 MHz * HP 1821A Time Base and Delay Generator The unit powers on and the CRT screen illuminates, as shown in the photos. No further functional testing has been performed, so full operation and calibration are not guaranteed. Features four input channels and modular Hewlett-Packard test equipment design. Made in USA. Condition: * Vintage used condition * Cosmetic wear, scratches, marks, labels/stickers and signs of age/use * Some discoloration and wear around the controls * Please review all photos carefully for exact condition Power cord is included as shown. No probes, test leads, manuals, or other accessories are included unless pictured. Sold as pictured.