NF DF 1906 - Page 83

8.1 Waveform and Output Characteristics
DF1906
8-3
・ Output characteristics (FUNCTION OUT)
Frequency characteristics of amplitude
Sine Wave, continuous oscillation, 50 Ω load, 0 V DC offset,
5 Vp-p/50 Ω amplitude, frequency 1 kHz reference, RMS value
measurement
100 kHz or lower : ±0.2 dB
100 kHz to 2MHz :+1, -3 dB
Spectrum purity Sine wave continuous oscillation, 50 Ω load, 0 V DC offset,
5 Vp-p/50 Ω amplitude
Total harmonic distortion
10 Hz to 10 kHz : 0.1% or less (bandwidth 500 kHz)
10 kHz to 100 kHz : 0.2% or less (bandwidth 500 kHz)
Harmonic spectrum 100 kHz to 2 MHz : -40 d Bc
Spurious 100 kHz to 2 MHz : -50 d Bc
Square Wave waveform characteristics
Square Wave, continuous oscillation, 50 Ω load, 0 V DC offset,
5 Vp-p/50 Ω amplitude
Rising/Falling time 100 ns
Overshoot 5% of the amplitude peak to peak
Duty accuracy Duty ratio 50% : ±1% of waveform period (100 kHz or lower)
Duty ratio other than 50%
: ±1% of waveform period, 150 ns p-p jitter
(50 kHz or lower)