Preamplifiers – Yüke Duyarlı
| Model | Görsel | Maksimum Detektör Bias Voltajı (V) | Integral Non- linearity | Lineer Çıkış Voltajı (V) | Gürültü FWHM keV (Si) | Hassaslık (mV/MeV) (Si) | Kanal Sayısı |
| A1422 |  | ±2000 | <± 0.05% (0 ÷ ±10 V 1 kΩ term.) | ±10 (1 kΩ term.) ±4.5 (50 Ω term.) | < 2.2/4.7 @0pF <5.8/10.5 @390pF | 5/45/90/400 | 1/4/8 |
| A1422H |  | ±800 | <± 0.05% (0 ÷ ±10 V 1 kΩ term.) | ±10 (1 kΩ term.) ±4.5 (50 Ω term.) | < 2.2/4.7 @0pF <5.8/10.5 @390pF | 5/45/90/400 | 1 |
| A422 |  | ±1000 | < 0.05% | ± 8 ± 4 | <9.8 @470pF | 1/45/90 | 1 |
| A422A |  | ±5000 | < 0.045% | ± 8 ± 4 | <17.5 @1nF | 5/30/60 | 1 |
| A1442 |  | ±400 | N.A. | Differential ±4.5 Vdiff | <5 @0pF <9.5 @200pF | 20 / 100 Selectable | 16/32 |