The CT4066 is a 25 MHz differential probe from CalTest. A differential probe is an active probe that has two inputs. A negative and positive input along with a ground lead that drives a 50 Ohm cable to transmit the output of a digital oscilloscope channel.
Additional Features:
25 MHz bandwidth (-3 dB)
Up to ±700 V (DC + AC peak)
Attenuation 20x/50x/200x
High accuracy (±2%)
Power indicator LED
Meets IEC 61010-1:2010 CAT II safety standard
Kit Contents:
CT4066 Differential Probe
User Manual
(2) Pincer clips
(2) Alligator clips
(2) Sheathed 4 mm banana plug test leads, silicone jacketed
(1) Insulated BNC cable
(1) 9 V power adapter
Specifications:
All specifications apply to the unit after a temperature stabilization time of 20 minutes over an ambient temperature range of 25 °C ± 5 °C.
Electrical Characteristics
Bandwidth: 25 MHz (50x and 200x attenuation); 15 MHz (20x attenuation)
Rise Time: 14 ns for 50x and 200x; 23.4 ns for 20x
Attenuation: 20x, 50x, 200x
Accuracy: ±2% *
AC CMRR: 80 dB @ 60 Hz; 60 dB @ 100 Hz; 50 dB @ 1 MHz
Maximum Input Voltage (20x) (DC + AC peak): ±70 V
Maximum Input Voltage (50x) (DC + AC peak): ±175 V
Maximum Input Voltage (200x) (DC + AC peak): ±700 V
Absolute Maximum Rated Input Voltage (each side to ground): 600 Vrms
Input Impedance (Differential): 4 Mω // 1.2 pF
Input Impedance (each side to ground): 2 Mω // 2.3 pF
Output Voltage Swing: ±8 V (driving 1 Mω oscilloscope input)
Offset (typical): ±5 mV
Noise (typical): 2 mVrms
Source Impedance: 50 ω
Power Supply: 9 V power adapter (included)
Mechanical Characteristics
Weight: 250 g
Dimensions: 195 x 55 x 30 mm
BNC Cable Length: 100 cm
Input Leads Length: 55 cm each
Environmental Characteristics
Operating Temp/Humidity: 0°C to 50°C / 10% to 85% RH
Storage Temp/Humidity: -30°C to 70°C / 10% to 90% RH
Pollution Degree: Pollution Degree 2
Safety Specifications
IEC 61010-1 CAT II
The Cal Test CT4066 is an active differential probe with a high input impedance and low input capacitance. With a 25 MHz bandwidth, this probe is great for working on a wide variety of measurements ranging up to ±700 V. The CT4066 is compatible with oscilloscopes from all major manufacturers.
The CT4066 is a 25 MHz differential probe from CalTest. A differential probe is an active probe that has two inputs. A negative and positive input along with a ground lead that drives a 50 Ohm cable to transmit the output of a digital oscilloscope channel.
Additional Features:
- 25 MHz bandwidth (-3 dB)
- Up to ±700 V (DC + AC peak)
- Attenuation 20x/50x/200x
- High accuracy (±2%)
- Power indicator LED
- Meets IEC 61010-1:2010 CAT II safety standard
Kit Contents:
- CT4066 Differential Probe
- User Manual
- (2) Pincer clips
- (2) Alligator clips
- (2) Sheathed 4 mm banana plug test leads, silicone jacketed
- (1) Insulated BNC cable
- (1) 9 V power adapter
Specifications:
All specifications apply to the unit after a temperature stabilization time of 20 minutes over an ambient temperature range of 25 °C ± 5 °C.
Electrical Characteristics
- Bandwidth: 25 MHz (50x and 200x attenuation); 15 MHz (20x attenuation)
- Rise Time: 14 ns for 50x and 200x; 23.4 ns for 20x
- Attenuation: 20x, 50x, 200x
- Accuracy: ±2% *
- AC CMRR: 80 dB @ 60 Hz; 60 dB @ 100 Hz; 50 dB @ 1 MHz
- Maximum Input Voltage (20x) (DC + AC peak): ±70 V
- Maximum Input Voltage (50x) (DC + AC peak): ±175 V
- Maximum Input Voltage (200x) (DC + AC peak): ±700 V
- Absolute Maximum Rated Input Voltage (each side to ground): 600 Vrms
- Input Impedance (Differential): 4 MΩ // 1.2 pF
- Input Impedance (each side to ground): 2 MΩ // 2.3 pF
- Output Voltage Swing: ±8 V (driving 1 MΩ oscilloscope input)
- Offset (typical): ±5 mV
- Noise (typical): 2 mVrms
- Source Impedance: 50 Ω
- Power Supply: 9 V power adapter (included)
Mechanical Characteristics
- Weight: 250 g
- Dimensions: 195 x 55 x 30 mm
- BNC Cable Length: 100 cm
- Input Leads Length: 55 cm each
Environmental Characteristics
- Operating Temp/Humidity: 0°C to 50°C / 10% to 85% RH
- Storage Temp/Humidity: -30°C to 70°C / 10% to 90% RH
- Pollution Degree: Pollution Degree 2
Safety Specifications
The Cal Test CT4066 is an active differential probe with a high input impedance and low input capacitance. With a 25 MHz bandwidth, this probe is great for working on a wide variety of measurements ranging up to ±700 V. The CT4066 is compatible with oscilloscopes from all major manufacturers.
