E8257D/67D, E8663D PSG Signal Generators Service Guide 255
Assembly Replacement
Assemblies That You Can Replace
— “A25 20 GHz Highband Detector (Options 503, 509, 513, 520, & 521)” on
page 323
— “A25 50 GHz Highband Detector (Options 532 and 544)” on page 328
— “A25 67 GHz Highband Detector (Options 550 and 567)” on page 330
— “A24 40 GHz Highband Coupler (Option 540)” on page 317
— “A24 50 GHz Highband Coupler (Options 532 and 544)” on page 319
— “A24 67 GHz Highband Coupler (Options 550 and 567)” on page 321
— “A25 20 GHz Highband Detector (Options 503, 509, 513, 520, & 521)” on
page 323
— “A25 40 GHz Highband Detector (Option 540)” on page 326
— “A25 50 GHz Highband Detector (Options 532 and 544)” on page 328
— “A25 67 GHz Highband Detector (Options 550 and 567)” on page 330
— “A25B Highband Detector Bias Board” on page 332
— “A26 MID (Microcircuit Interface Deck)” on page 334
— “A27 40 GHz Doubler (Option 540)” on page 337
— “A27 40 GHz Doubler (Options 532 and 544 only)” on page 339
— “A28 YIG Oscillator” on page 341
— “A29 20 GHz Doubler” on page 343
— “A30 Modulation Filter (Standard and Option 1EA/1EU)” on page 345
— “A31 Motherboard (E8257D & E8663D)” on page 348
— “A31 Motherboard (E8267D)” on page 351
— “A32 10 MHz Crystal Oscillator” on page 354
— “A33 6dB PAD (Options 503, 509, 513, 520, and 521)” on page 356
— “A33 10dB PAD (Options 532 and 544)” on page 358
— “Rear Panel (Standard)” on page 360
— “Rear Panel (Option 1EM)” on page 363
— “A34 Internal Hard Drive (E8267D Only - Discontinued)” on page 367
— “A35 3–20 GHz I/Q Modulator (E8267D Only - Standard or with Option
015)” on page 369
— “A35 3–20 GHz I/Q Modulator (E8267D Only - Standard or with Option
H16/016) (Serial Prefixes ≥ US4722/MY4722)” on page 371
— “A36 Quadraplier (Options 550 and 567)” on page 373
— “A37 Upconverter (E8267D Only)” on page 375