FREQUENCY |
Frequency Range: | 0.005Hz to 5MHz in 7 overlapping decade ranges with fine adjustment by verniers. |
Vernier Range: | 1000:1 on each range. |
FREQUENCY LOCKING |
Operating Range: | 0.5Hz to 5MHz with vernier setting within 10% to 100% of range maximum. |
Locking Accuracy: | Better than 0.01% of displayed value. |
DISPLAY |
LCD, 8 digits (11mm high) plus 14 annunciators |
METER FUNCTIONS (generator mode) |
Frequency: | Auto-ranging reciprocal measurement giving 4 digit resolution for frequencies down to 1Hz; maximum resolution is 0.001Hz. Accuracy ?1 digit 0.2Hz to 5MHz; accuracy ?1% of range below 0.2Hz |
Amplitude: | Display shows peak-to-peak amplitude or rms value. Display corrected for attenuator setting. 3-digit resolution, accuracy typically 5% of range |
DC Offset: | 3-digit resolution; accuracy typically ?2% of setting ?1 digit. Display corrected for attenuator setting |
OUTPUTS |
MAIN - 50 Ohm |
Amplitide |
2mV to 20V peak-peak open circuit (1mV to 10V peak-peak into 50Ohms) in four switch-selectable ranges with 20dB vernier control within each range |
Attenuator Ranges: | 0dB, -20dB, -40dB, -60dB |
DC Offset Range: | ?10V from 50W. DC offset plus signal peak limited to ?10V (?5V into 50W). DC offset plus waveform attenuated proportionally by the attenuator. |
MAIN - 600 Ohm |
Alternative output socket offering the same facilities as the 50W socket. |
AUX OUT |
0 to 5V TTL/CMOS logic levels capable of driving 2 standard TTL loads. Frequency, symmetry and phase as main outputs |
SWEEP OUT |
3V ramp from 600W |
EXTERNAL COUNTER |
Frequency Range: | 5Hz to 20MHz, fully autoranging |
Input Sensitivity: | 50mV rms (sinewave) |
Measurement Time: | Selectable 0.5s or 5s |
Resolution: | 6 digits in 0.5s; 7 digits in 5s |
Accuracy: | ?1 digit ? timebase accuracy |
Timebase Accuracy: | ?10ppm initial error; ?5ppm/year ageing rate; typically less then 0.5ppm/oC. Adjustment point for closed-case recalibration |
OPERATING MODES |
Specifications apply for the top decade of each frequency range and maximum output into 50W termination. |
SINE |
Distortion: | <0.5% on 500, 5k and 50k ranges; <1% on 5, 50 and 500k ranges; all harmonics >25dB below fundamental on 5M range. |
Amplitude Flatness: | ?0.2dB to 200kHz; ?2dB to 5MHz. |
TRIANGLE |
Linearity: | Better than 99% to 200kHz |
SQUARE WAVE |
Rise and Fall Times: | <45ns |
Mark - Space Ratio: | 1:1 ? 1% to 100kHz |
DC |
Range: | ?10V unterminated |
SYMMETRY |
Symmetry Range: | Variable typically 1:9 to 9:1 (on top decade of each range), frequency divided by 10. |
SWEEP MODES |
INTERNAL |
Sweep Range: | >1000:1 within each range. |
Sweep Rate: | Adjustable, typically 20ms to 20 secs. |
Sweep Mode: | Linear or logarithmic. Sweep start and stop frequencies displayed by button press. |
EXTERNAL |
Input Impedance: | 10kW |
Input Sensitivity: | 0 to 3V for 1000:1 sweep |
Max. Input Voltage: | ?10V |
Sweep Linearity: | Better than 1% |
Max. Voltage Rate: | 0.1V/us |
AMPLITUDE MODULATION |
Depth: | Variable 0 to 100% |
Frequency: | 400Hz (internal). DC to 100kHz (external). |
External Sensitivity: | Approx. 2V peak-to-peak for 50% modulation. |
GENERAL |
POWER REQUIREMENTS |
Input Voltage: | 230V or 115V nominal 50/60Hz, by internal adjustment; operating range ?14% of nominal. Installation Category II. |
Consumption: | 25VA max. |
ENVIRONMENTAL & MECHANICAL |
Operating Range: | +5oC to +40oC, 20% to 80% RH. |
Storage Range: | -10oC to +65oC |
Environmental: | Indoor use at <2000m, Pollution degree I |
Safety: | Complies with EN601010-1 |
EMC: | Complies with EN50081-1 & EN50082-1 |
Size: | 260(W) x 88(H) x 235(D)mm (10.2 x 3.4 x 9.2"), excluding handle and feet. |
Weight: | 1.9kg (4.2lb) approx. |
