Requirement is for programmable audio and modulation analyzers and rack mounts  consisting of: Line item 0001 - Quantity of 1 - Testech/Boonton, Model #8201  Modulation Analyzer: Programmable, 100kHz to 2.5 GHz, includes GPIB, Quasi-Peak  Detection, +30 dBm RF Input Level. Line item 0002 - Quantity of 1 - Testech/Boonton, Model# 1121. Audio Analyzer: Programmable, 10 Hz to 140 kHz.  Includes: GPIB, Variable Output Z -50, 150, 600 Ohms; 16 V Output; Quasi-Peak  Detection. Line item 0003 - Quantity of 2 - Testech/Boonton, Model#  95004491A. Rack Mtg. Kit (1110, 1120, 1130, 1121, 8201, 8220) Ears Only.