Specials
| Model | Description | MSRP | Special price | Quantity available | Requires (separate purchase) |
| 118 | DC/DC amplifier module | 715. | 575. | 25 | rack, carry case or edge connector |
| 119 | LVDT amplifier module | 850. | 425. | 9 | rack, carry case or edge connector |
| 147 | LVDT amplifier module | 1175. | 650. | 1 | rack, carry case or edge connector |
| 150 | Sinewave frequency multiplier / divider | 2395 | 1975. | 2 | 19"W x 3.5"H x 12"D rack enclosure adapted for rack mount capability |
| 162 | Dual channel attenuator | 175. | 130. | 9 | - |
| 173 | Magnetic pick up pulse amplifier module | 295. | 125. | 1 | rack, carry case or edge connector |
| 223 | F/V converter module | 795. | 350. | 3 | rack, carry case or edge connector |
| 227 | F/V converter module | 575. | 325. | 4 | rack, carry case or edge connector |
| 261R | Eight-channel F/V converter | 1150. | 495. | 4 | rack, carry case or edge connector |
| 517-001 | Instrumentation amplifier | 550. | 265. | 7 |
rack, carry case or edge connector |
| 517-003 | Instrumentation amplifier | 625. | 300. | 10 | rack, carry case or edge connector |
| 521 | Proximeter amplifier module | 525. | 295. | 7 | rack, carry case or edge connector |
| 4015-128 | Eight-module rack for Model 650 modules |
2795. | 1695. | 1 | - |
| 721 | Eight-pole filter anti-alias module | 895. | 325. | 23 | rack, carry case or edge connector |
| Sony SCX32 | 16-channel expansion unit for SIR1000 | 13500. | 2950. | 1 | SIR1000 |
| Sony SCX32i | 14000. | 3650. | 1 | SIR1000i |
