| KISTLER - Charge Amplifier 5011 |
| Bruel & Kjaer - 2693 Conditioning Amplifier |
| Bruel & Kjaer - 5935 - Dual Microphone Supply |
| KISTLER - 5007 Charge Amplifier |
| Bruel & Kjaer - 2511 - Vibration Meter |
| Bruel & Kjaer - 2631 Microphone Carrier System |
| Bruel & Kjaer - 2607 Measuring Amplifier |
| Bruel & Kjaer - 2712 Power Amplifier |
| Bruel & Kjaer - Charge Amplifier 2635 |
| Bruel & Kjaer 2693 Nexus |
| Bruel & Kjaer - 2609 - Measuring Amplifier |
| ELAD A12-1090 BT-12 DC |
| Bruel & Kjaer 2607 Measuring Amplifier |