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<< Protek Function Generators

Protek B821
20 MHz Sweep Function Generator

  • Sweep Function Generator and Frequency Counter
  • Sine, Square, Triangle, Ramp, Pulse, Skewed Sine and
    TTL Square Waveforms
  • 0.2Hz to 20MHz Frequency Output (Sine wave)
  • Built-in 8 digit 3.0GHz Frequency Counter
  • Internal and External linear Sweep control
  • Variable Symmetry for generating Sawtooth (Ramp),
    Skewed Sine and Pulse Waveforms
  • Variable DC Offset control
  • Variable Output level control and 20dB attenuator


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Product Information
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Output Characteristics
Waveforms Sine, Square, Triangle, Ramp, Pulse, Sawtooth, TTL Leveled Square
Frequency Range Sine wave: 0.2Hz to 20MHz
Square & Triangle wave: 0.2Hz to 10MHz
Range selection in 8 ranges (1,10,100,1K,10K,100K,1M,10M)
Output Level 20 ±1 Vp-p in open circuit
10 ±0.5 Vp-p into 50W Load
Attenuator 20dB fixed and continuously variable (20dB)
Impedance 50W ±0.5%
Frequency Accuracy ±5% of full scale
Waveform Characteristics
Sine Wave Flatness: ±3dB to 20MHz
Distortion: Less than 1.5% at 0.2Hz to 100KHz
Duty error: Less than 10% in 50:50
Square Wave Rise and Fall Time : Less than 25nS at 10MHz
Triangle Wave ±0.2dB: 0.01Hz to 100KHz
Sine Wave ±0.2dB: 0.01Hz to 100KHz
TTL Output Rise and Fall Time: Less than 25ns at 10MHz
TTL Level: H ³ 2.4V, L £ 0.4V
Symmetry Variation Sine & Square; 80:20 to 20:80 at 0.2Hz to 2MHz
Triangle; 80:20 to 20:80 at 0.2Hz to 1MHz
Sweep Characteristics
Mode Linear
Width Variable from 1:1 to 10:1
Rate 0.5Hz to 50Hz (20ms to 2s)
External VCF Input Input Voltage: 0 to 10V
Input Impedance: Approx. 10KW
Frequency Counter
Display 8 digits Green LED, Overflow, Gate time, MHz, KHz, Hz
Frequency Range Input A : 0.1Hz to 100MHz, Input C : 80MHz to 3.0GHz
Accuracy ±Timebase Error ±1 count
Low pass Filter -3 dB, 100KHz
Timebase 10MHz TCO, 1 ppm
Input Sensitivity Input A: 30mVrms(0.1Hz to 80MHz), 70mVrms(80MHz to 100MHz)
Input C: 20mVrms(80MHz to 2.0GHz), 70mVrms(2.0GHz to 3.0GHz with RG58 cable), 40mVrms(2.0GHz to 3.0GHz with RG400 cable)
Max. Input Voltage Input A: 35 Vp-p, Input C: 3Vrms
General Specifications
Power Requirements 115 or 230 VAC ±10%, 48 to 66 Hz
Operating Temperature 0 to 40°C (Accuracy specified at 23 ±5°C)
Size 3.5" H x 9.5" W x 11.0" D
Weight 6.6 lbs
Supplied Accessories Manual, Line cord, BNC cable
 
Ordering Information
Model Description Buy Online Price
B821 Protek B821 20 MHz Sweep Function Generator Buy  Now $643.00

Included Accessories

 
  • (1) Line Cord
  • (1) Instruction Manual
  • (1) BNC Cable

Included

 

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$20.00 Minimum on Total Order

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