| Model | Charsteristics | Specific Features |
| Type A | Single Channel, 20 MHz (tr = 18 ns), 20 V/div – 50 mV/div | Two Input Sockets |
| Type B | Single Channel, 20 MHz (tr = 18 ns), 20 V/div – 50 mV/div (DC) 20 mV/div – 5 mV/div (AC) | Two Input Sockets, Additional AC Amplifier |
| Type C Type CA | Dual Channel, 8.5 MHz, 20 V/div – 50 mV/div Dual Channel, 24 MHz, 20 V/div – 50 mV/div | A, B, Alternate, Chopped; Norm / Inverted A, B, Alternate, Chopped, Addition; Norm / Inverted |
| Type D | Single Channel Differential Amplifer, 2 MHz decreasing with sensitivity to 300 kHz 20 V/div – 1 mV/div CMRR 20.000 : 1 | individual sensitivity and attenuation switches, frontpanel switch and controls for amplifier balance, |
| Type E | Single Channel Differential AC Amplifer, 60 kHz decreasing with sensitivity to 20 kHz 10 mV/div – 50 µV/div | Bandwidth controls for lower and upper corner frequency High cut: 20/60kHz, 10kHz, 250Hz, 50Hz Low cut: 0.06Hz, 0.2Hz, 0.8Hz, 8Hz, 80Hz XLR-connector |
| Type G | Single Channel Differential Amplifier, 20 MHz, 20 V/div – 50 mV/div CMRR 100:1 | Two Input Sockets, Turret Attenuator |
| Type H | Single Channel, 15 MHz, 20 V/div – 5 mV/div | |
| Type K | Single Channel, 30 MHz, 20 V/div – 50 mV/div | |
| Type L | Single Channel, 30 MHz, 20 V/div – 50 mV/div (DC) 20 mV/div – 5 mV/div (AC) | Additional AC Amplifier |
| Type M | Four Channel, 20 MHz, 10 V/div – 20 mV/div | AC/DC/Off/Inverted AC/Inverted DC, Alt/Chopp |
| Type N | Single Channel Sampling, 580 MHz (tr = 600 ps), 10mV/div | 50/100/200/500 samples/sweep, sweep times 10/5/2/1 ns/div, probe power socket |
| Type O | Operational amplifier plus single channel amplifier, 20MHz, 20V/div – 50mV/div | Two operational amplifiers, Sockets for special function modules, Internal capacitors and resistors for amplifier/differentiator/integrator/charge amplifier setup. optional DC-feedback Display selector for ext AC/ext AC inv./ext. DC/ext. DC inv./A/A inv./B/B inv. |
| Type P | Calibration Plugin | |
| Type Q | Transcucer and Strain gauge Amplifier DC-6kHz, 10000µstrain – 10 strain, | 1-4 Ext. Arms |
| Type R | Transistor risetime plugin | Controls for pulse volts, bias volts, collector current, base resistor |
| Type S | Diode recovery plugin | |
| Type T | Timebase plugin 2s/div – 0.2µs/div | Single timebase with trigger and stability, DC/AC-LF reject/AC/Auto/HF-sync, 5 × magnifier |
| 1A1 | Dual Trace Amplifier, 50 MHz decreasing to 28MHz with increased sensitivity, 20V/div – 5mV/div | Supports at sweep mode @ 547, Signal out for cascading Channel 1 with Channel 2 for a sensitivity of 0.5mV/div, Trigger out for channel 1 |
| 1A2 | Dual Trace Amplifier, 50 MHz, 20V/div – 50mV/div | Trigger out and trigger selector |
| 1A4 | Four Trace Amplifier, 50MHz, 20V/div – 10mV/div | Supports at sweep mode @ 547, Multible Chop/Alt modes, trigger source selectable, Trace identification |
| 1A5 | Differential Comparator and Differential Amplifier, 50MHz decreasing with increased sensitivity to 40MHz, 20V/div – 1mV/div, CMRR 20000 : 1 | Additional connector for P4046 active differential probe, Overlapping comparision voltage ranges |
| 1A6 | Differential Amplifier, 2MHz, 20V/div – 1mV/div, CMRR 20000 : 1 | Overlapping common mode voltage range |
| 1A7 | Differential Amplifier, 500kHz, 20V/div – 10µV/div, CMRR 50000 : 1 | Offset voltage source, Signal out, Overload indicator Bandwidth controls for lower and upper corner frequency: High cut: 500kHz, 100kHz, 30kHz, 10kHz, 3kHz, 1kHz, 300Hz, 100Hz Low cut: DC, 0.1Hz, 1Hz, 10Hz, 100Hz, 1kHz, 10kHz |
| 1L5 | Spectrum analyzer Plugin, 50Hz-990kHz, 2V/div – 1mV/div or 100V/div – 0.1V/div | Dispersion 10Hz/div – 100kHz/div (full span), Resolution bandwidth 10Hz – 100kHz, Center frequency set by three rotary switches, Osc. out for external tracking generator, manual sweep mode, Display: Video/lin/log (uncalibrated), Reduce dispercion indicator |
| 1L10 | Spectrum analyzer Plugin, 1MHz-36MHz | Dispersion 10Hz/div – 2kHz/div, Resolution bandwidth 10Hz – 2kHz, center frequency set by crank with ribbon indicator, RF attenuator 0-51 dB |
| 1L20 | Spectrum analyzer Plugin, 10MHz-4.2GHz | Dispersion 2kHz/div – 10MHz/div, Resolution bandwidth 2kHz – 500kHz, center frequency set by crank with ribbon indicator, IF attenuator 0-51 dB, IF center frequency control, PLL on discrete frequencies, Input selector for two frequency bands |
| 1L30 | Spectrum analyzer Plugin, 1GHz-10.4GHz | Dispersion 2kHz/div – 10MHz/div, Resolution bandwidth 2kHz – 500kHz, center frequency set by crank with ribbon indicator, IF attenuator 0-51 dB, IF center frequency control, PLL on discrete frequencies |
| 1L40 | Spectrum analyzer Plugin, 1.5GHz-40GHz | Dispersion 2kHz/div – 10MHz/div, Resolution bandwidth 2kHz – 500kHz, center frequency set by crank with ribbon indicator, IF attenuator 0-51 dB, IF center frequency control, PLL on discrete frequencies, Different Mixers/Input modules for different frequency bands |
| 1S1 | Single Channel Sampling, 1GHz (tr = 350 ps), 200mV/div – 2mV/div | samples/sweep control, sweep times 50µs/div – 0.1 ns/div, probe power socket, smoothing, time pos., magnifier, Sweep mode: man/ext. horiz/normal/single |
| 1S2 | Single channel TDR/Sampling (Tr = 90ps), 500mV/div . 5mV/div | Two pulse sources: 0.25V/50ps or 1V/1ns, calibrated position control, selectable dielectric, numeric display for range / time/div |