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DESCRIPTION Model 1966A is an obsolete product and is no longer manufactured. Product information is shown here for the benefit of customers who are still using it.
Model 1966A has five high voltage outputs. It features an accelerating focus voltage and a floating filament supply. It has extremely low ripple and outstanding stability.
SPECIFICATIONS | General | | Input voltage | 120 VAC ± 10% | | Input current | 1.2 A maximum | | Input power | 95 W maximum | | High voltage connector | 7 pin 10589-02 Connectronics | | Schematics | Block diagram for Model 1966A | | Beam Supply | | Output voltage | −15 kV maximum | | Output current | 10 μA | | Set ability | 10 ppm/hr and 10 ppm/°C (5 ppm optional) | | Stability | < 15 V peak-to-peak | | Ripple/Noise | < 100 mV peak-to-peak | | Extraction Supply (referenced to the beam voltage) | | Output voltage | +15 kV maximum | | Output current | 1 mA | | Set ability | 16-bit (0.23 V LSB) | | Stability | 10 ppm/hr and 10 ppm/°C (5 ppm optional) | | Ripple/Noise | < 100 mV peak-to-peak | | Accelerating Focus Supply (referenced to the ground) | | Output voltage | +30 kV maximum | | Output current | 10 μA | | Set ability | 16 bit (0.46 V LSB) | | Stability | 10 ppm/hr and 10 ppm/°C (5 ppm optional) | | Ripple/Noise | < 150 mV peak-to-peak | | Suppressor Supply (referenced to the beam voltage) | | Output voltage | −2 kV maximum | | Output current | 10 μA | | Set ability | 16 bit (0.46 V LSB) | | Stability | 10 ppm/hr and 10 ppm/°C (5 ppm optional) | | Ripple/Noise | < 100 mV pp | | Filament Current Supply (referenced to the beam voltage) | | Output voltage | 5.5 V maximum | | Output current | 0 to 3.5 A | | Set ability | 16 bit (30 μA LSB) | | Stability | 100 ppm/hr | | Ripple/Noise | < 1 mA at 2.5 A |
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