The Tektronix 2711 is a highly portable, economical RF spectrum analyzer designed for a wide range of RF communications testing and spectrum monitoring applications. Operating over a frequency range of 9 kHz to 1.8 GHz, it features optional internal frequency counter capabilities, tracking generator options, and digital storage. With its easy-to-use three-control operation, it is optimized for both field and benchtop environments.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB (Option 03) or RS-232 (Option 08) |
| Display | Monochrome raster-scan CRT with digital storage |
| Warm-up Time | 15 minutes |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 90 to 250 V AC, 48 to 440 Hz, 55 W typical |
| Operating Temperature | 0°C to +50°C |
| Dimensions (W×H×D) | 361 mm x 137 mm x 445 mm |
| Weight | 10.4 kg |
Frequency Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 9 kHz to 1.8 GHz |
| Center Frequency Resolution | 1 kHz |
| Frequency Reference Accuracy | ±5 ppm |
| Frequency Span Range | 0 Hz (zero span), 100 kHz to 1.8 GHz |
| Phase Noise | <-70 dBc/Hz at 10 kHz offset |
Amplitude Specifications
| Parameter | Value |
|---|---|
| Amplitude Measurement Range | -110 dBm to +20 dBm (standard), -129 dBm to +20 dBm (with Option 14 preamp & 300 Hz RBW) |
| Maximum Safe RF Input Power | +20 dBm continuous (0 dB attenuation), +30 dBm continuous (≥20 dB attenuation) |
| Maximum DC Input Voltage | 100 V DC |
| Displayed Average Noise Level (DANL) | ≤-110 dBm (3 kHz RBW, standard), ≤-129 dBm (with Option 14 preamp & 300 Hz RBW) |
| Frequency Response (Flatness) | ±1.5 dB (9 kHz to 1.8 GHz, with 10 dB attenuation) |
| Input Attenuator Range | 0 to 50 dB |
| Input Attenuator Step Size | 10 dB |
Resolution & Video Bandwidths (RBW/VBW)
| Parameter | Value |
|---|---|
| Resolution Bandwidth (RBW) Range | 3 kHz to 5 MHz (standard), 300 Hz to 5 MHz (with Option 14) |
| RBW Selectivity (60 dB / 3 dB Shape Factor) | <15:1 (standard), <4:1 (Option 14, 300 Hz & 10 kHz RBW) |
| Video Bandwidth Steps | 1-10 sequence |
Sweep & Triggering
| Parameter | Value |
|---|---|
| Sweep Time Range | 1 µs/div to 2 s/div (Zero Span), 50 ms to 20 s total sweep time (Span Mode) |
| Sweep Trigger Sources | Free Run, Internal (Video), Line, External |
Signal Inputs & Outputs
| Parameter | Value |
|---|---|
| RF Input Connector Type | BNC female |
| RF Input Impedance | 50 Ω (standard), 75 Ω (with Option 01) |
| Input VSWR | ≤1.5:1 (with ≥10 dB attenuation, up to 1.8 GHz) |
| Calibrator Output Frequency | 100 MHz |
| Calibrator Output Level | -20 dBm |
Measurement Features & Interface
| Parameter | Value |
|---|---|
| Number of Traces | 3 (A, B, C digital storage) |
Power Specifications
| Parameter | Value |
|---|---|
| DC Input Power Option | Option 07 (12 V DC / external battery) |
Physical & Environmental
| Parameter | Value |
|---|---|
| Storage Temperature Range | -55°C to +75°C |
| Operating Humidity | Up to 95% RH (non-condensing) |
| Maximum Operating Altitude | 4,600 m (15,000 ft) |
Performance
| Parameter | Value |
|---|---|
| Third-Order Intermodulation Distortion | <-70 dBc (for two -30 dBm input tones, 0 dB attenuation) |
| Image Rejection | <-70 dBc |
| IF Rejection | <-70 dBc |
| Reference Level Range | -70 dBm to +20 dBm |
| Vertical Scales | 10 dB/div, 5 dB/div, 1 dB/div, Linear |
| Display Dynamic Range | 80 dB |
| Residual Responses | ≤ -90 dBm (with 0 dB attenuation) |
| Frequency Readout Accuracy | ±(5 MHz + 1% of span) |
| Marker Amplitude Resolution | 0.1 dB |
Power
| Parameter | Value |
|---|---|
| Power Consumption | 105 W maximum |
Option 14 Tracking Generator
| Parameter | Value |
|---|---|
| Tracking Generator Frequency Range | 100 kHz to 1.8 GHz (with Option 14) |
| Tracking Generator Output Level Range | 0 dBm to -48 dBm in 1 dB steps (with Option 14) |
| Tracking Generator Flatness | ±1.5 dB (with Option 14) |
Option 01 75 Ohm Input
| Parameter | Value |
|---|---|
| Input Impedance (Option 01) | 75 Ω (with Option 01) |
| RF Input Connector (Option 01) | BNC female (with Option 01) |
Demodulation
| Parameter | Value |
|---|---|
| Audio Demodulation | AM and FM standard, with internal speaker and front-panel headphone jack |
Memory & Storage
| Parameter | Value |
|---|---|
| Stored Setups & Waveforms | Up to 9 front-panel setups and 9 waveforms stored in non-volatile memory |
Display
| Parameter | Value |
|---|---|
| Display Graticule | 8 x 10 divisions |
Inputs & Outputs
| Parameter | Value |
|---|---|
| External Trigger Input | BNC female, TTL compatible |
| Headphone Jack | 3.5 mm (1/8 in) mono jack |
Environmental & Safety
| Parameter | Value |
|---|---|
| MIL-T-28800 Class | Meets MIL-T-28800D, Type III, Class 5, Style E |
Compliance
| Parameter | Value |
|---|---|
| EMC Compliance | FCC Class B, VDE 0871 Class B |
Technology
RF Spectrum Analysis
Applications
RF Communications and Spectrum Analysis