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B821 - Sweep Function Generator 0.2Hz to 20MHz
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Sweep Function Generator and Frequency Counter |
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Sine, Square, Triangle, Ramp, Pulse, Skewed Sine and TTL Square Waveforms |
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0.2Hz to 20MHz Frequency Output (Sine wave) |
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Built-in 8 digit 3.0GHz Frequency Counter |
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Internal and External linear Sweep control |
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Variable Symmetry for generating Sawtooth (Ramp), Skewed Sine and Pulse Waveforms |
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Variable DC Offset control |
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Variable Output level control and 20dB attenuator |
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Specification |
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| 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 |
| Waveforms |
Sine, Square, Triangle, Ramp, Pulse, Sawtooth, TTL Leveled Square |
| Attenuator |
20dB fixed and continuously variable (20dB) |
| Impedance |
50W ?0.5% |
| Frequency Accuracy |
?5% of full scale | |
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| 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 |
Linearity: More than 99 % at 0.2Hz to 100KHz |
| TTL Output |
Rise and Fall Time: Less than 25ns at 10MHz
TTL Level: H ? 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 | |
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| Sweep Function 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 | |
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| Frequency Counter Characteristics | |
| 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 | |
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| Power Requirement |
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 | | |
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