| Topward | ||
| 1200 Series | Frequency Counter | |
| 1300 Series | Digital Multimeter | |
| 2000 Series | Analog DC Power Supply | |
| 2303 | Analog DC Power Supply | |
| 2601 | Analog DC Power Supply | |
| 3000 Series | Analog DC Power Supply | |
| 3302A | Analog DC Power Supply | |
| 3303A | Analog DC Power Supply | |
| 3601A | Analog DC Power Supply | |
| 3185D | Digital DC Power Supply | |
| 3302D | Digital DC Power Supply | |
| 3303D | Digital DC Power Supply | |
| 3306D | Digital DC Power Supply | |
| 33010D | Digital DC Power Supply | |
| 3601D | Digital DC Power Supply | |
| 3603D | Digital DC Power Supply | |
| 6000 Series | Analog DC Power Supply / Digital DC Power Supply | |
| 6302A | Analog DC Power Supply | |
| 6303A | Analog DC Power Supply | |
| 6306A | Analog DC Power Supply | |
| 6603A | Analog DC Power Supply | |
| 6302D | Digital DC Power Supply | |
| 6303D | Digital DC Power Supply | |
| 6303D-10 | Digital DC Power Supply | |
| 6306D | Digital DC Power Supply | |
| 6306D-10 | Digital DC Power Supply | |
| 6603D | Digital DC Power Supply | |
| 6603D-10 | Digital DC Power Supply | |
| 5000 Series | LCR Meter | |
| 7000 Series | Analog Oscilloscope | |
| 8110 Series | Digital Function Generator / Counter | |
| 8110 | Digital Function Generator / Counter | |
| 8120 | Digital Function Generator / Counter | |
| 8130 | Digital Function Generator / Counter | |
| 8140 | Digital Function Generator / Counter | |
| 8150 | Digital Function Generator / Counter |
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