The Tektronix 11801A is a high-performance Digital Sampling Oscilloscope designed for high-frequency measurements, high-speed digital communications, and semiconductor testing. Offering a bandwidth of up to 50 GHz and dual-channel modularity supporting up to 8 channels, it achieves exceptional temporal resolution with a minimum main time base of 1 ps/div and rise times down to 8.8 ps depending on the sampling head configuration. The unit features an 8-bit vertical resolution, a color CRT touch-screen display, and multiple control interfaces for automated test environments.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB (IEEE-488.1), RS-232-C |
| Display | 9-inch Color CRT with infrared touch screen |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 90 to 250 VAC, 48 to 440 Hz, 290 W maximum |
| Operating Temperature | 0 to +50 °C |
| Dimensions (W×H×D) | 445 mm × 242 mm × 582 mm |
| Weight | 22.3 kg |
Vertical System
| Parameter | Value |
|---|---|
| Analog Bandwidth | Up to 50 GHz (sampling head dependent) |
| Number of Channels | Up to 8 channels (via 4 dual-channel front-panel sampling slots) |
| Calculated Rise Time | 8.8 ps (sampling head dependent) |
| Vertical Resolution | 8 bits |
| Input Impedance | 50 Ω (sampling head dependent) |
| Vertical Dynamic Range | 10 divisions |
Horizontal System
| Parameter | Value |
|---|---|
| Main Time Base - Lowest | 1 ps/div |
| Main Time Base - Highest | 5 ms/div |
| Maximum Record Length | 5120 points |
| Record Length Selection | 512, 1024, 2048, 4096, 5120 points |
| Time Base Resolution | 10 fs (0.01 ps) |
Trigger System
| Parameter | Value |
|---|---|
| Trigger Sources | External Direct, External Prescaler, Internal Clock |
| External Trigger Input Impedance | 50 Ω |
| Direct Trigger Frequency Range | DC to 3 GHz |
| Prescaler Trigger Frequency Range | 2 GHz to 10 GHz |
Acquisition System
| Parameter | Value |
|---|---|
| Acquisition Modes | Sample, Average, Envelope |
Power Specifications
| Parameter | Value |
|---|---|
| Power Consumption | 290 W |
| Line Voltage Range | 90 V to 250 V AC |
| Line Frequency Range | 48 Hz to 440 Hz |
Environmental Specifications
| Parameter | Value |
|---|---|
| Storage Temperature Range | -40 °C to +75 °C |
| Operating Humidity Range | Up to 95% RH (non-condensing) |
| Operating Altitude | Up to 4,500 m (15,000 ft) |
Physical Characteristics
| Parameter | Value |
|---|---|
| Height | 242 mm |
| Width | 445 mm |
| Depth | 582 mm |
Configuration
| Parameter | Value |
|---|---|
| Number of Plug-in Slots | 4 front-panel slots for SD-Series sampling heads |
Display
| Parameter | Value |
|---|---|
| CRT Display Size | 9-inch diagonal |
| Touchscreen Technology | Infrared touch-sensitive panel |
| Display Technology | Color Liquid Crystal Shutter (LCS) CRT |
Triggering
| Parameter | Value |
|---|---|
| Direct Trigger Jitter | 1.1 ps RMS + 5 ppm of delay (typical) |
| Direct Trigger Level Range | ±1.0 V |
| Direct Trigger Sensitivity | 40 mV p-p from DC to 3 GHz |
| Direct Trigger Input Connector | BNC |
| Prescaler Trigger Input Connector | SMA |
| Direct Trigger Coupling | DC |
Auxiliary Ports
| Parameter | Value |
|---|---|
| Internal Calibrator Output Frequency | 100 kHz (nominal) |
| Internal Calibrator Output Amplitude | ±250 mV (nominal) |
Performance
| Parameter | Value |
|---|---|
| Maximum Sampling Rate | 200 kSa/s |
| Cursor Resolution | 10 fs |
Connectivity & Expansion
| Parameter | Value |
|---|---|
| Multi-channel Expansion | Supports up to 4 SM-11 Multi-channel Units (up to 136 channels total) |
Technology
Digital Sampling
Applications
High-speed electrical signal analysis, TDR, semiconductor testing
Looking for the Tektronix 11801A?
Tell us what you need. We're building a network of equipment dealers and will get back to you if we can help source it — no obligation.
Selling this kind of equipment? Sell with us