User interface:
- Display resolution 480*320 pixels
- Screen diagonal 4"
- 16 bits per RGB pixels
- Resistive touch control
- Jog switch control
- USB serial port control
- Optional TTL USART port on the internal PCB
- Linear power supply to avoid switching noise.
Spectrum Analyzer spec:
- Input frequency range from 100kHz to 800MHz (900 MHz for Ultra+) in normal mode and up to 6GHz ( 7.3GHz for ZS407 ) with ULTRA mode enabled
- Input impedance 50 ohm when input attenuation set to 10dB or more.
- Selectable manual and automatic input attenuation between 0dB and 31dB in 1 dB steps when LNA not active
- Maximum +/-5V DC input
- Absolute maximum input level of +6dBm with 0dB internal attenuation
- Absolute maximum short term peak input power of +20dBm with 30dB internal attenuation
- Suggested maximum input power of +0dBm with internal attenuation in automatic mode
- For best measurements keep input power below -25dBm
- Input Intercept Point of third order modulation products (IIP3) of +15dBm with 0dB internal attenuation
- 1dB compression point at -1dBm with 0dB internal attenuation
- Power detector resolution of 0.5dB and linearity versus frequency of +/-2dB below 5.3GHz, +/-5dB between 5.3GHz and 6GHz
- Minimum burst length for correct level measurement at 850kHz RBW in zero span mode of 50 microseconds
- Absolute power level accuracy after power level calibration of +/- 2dB
- Built-in optional 20dB LNA with Noise Figure of 5dB up to 4GHz ( 6 GHz for ZS407)
- Lowest discernible signal without LNA at 30MHz using a resolution bandwidth of 30kHz of -102dBm
- Lowest discernible signal with LNA at 30MHz using a resolution bandwidth of 200Hz of -145dBm
- Frequency accuracy equal to the selected resolution bandwidth
- Phase noise at 30MHz of -108dB/Hz at 100kHz offset and -115dB/Hz at 1MHz offset
- Spur free dynamic range when using a 30kHz resolution bandwidth of 70dB
- Resolution filters with a width of 0.2, 1, 3, 10, 30, 100, 300, 600 and 850 kHz.
- On screen resolution of 51, 101, 145, 290 or 450 measurement points.
- Scanning speed of over 1000 points/second using largest resolution filters.
- Automatic optimization of actual scanning points to ensure coverage of the whole scan range regardless of the chosen resolution bandwidth
- Spur suppression option for assessing if certain signals are internally generated or actually present in the input signal
- Headphone output for listening to the demodulated audio (AM only). Stereo connector with or without microphone, high impedance is louder, short protected
When in doubt, follow the instructions from Safe Operation
Signal Generator spec:
- Sine wave output with harmonics below -40dB of fundamental from 100kHz to 800MHz ( 900MHz for Ultra+)
- Output level selectable in 1dB steps between -115dBm and -19dBm
- Above 800MHz choice of two output modes:
- Cleanest signal mode: square wave, up to 4.4GHz ( 6 GHz for ZS407 ) with coarse frequency steps and less accurate output level
- Highest accuracy mode: reduced harmonics with possibly strong spurs up to 5.4GHz ( 7.3 GHz for ZS407) with frequency resolution equal to below 800MHz and fine output level steps.
- Level accuracy +/- 2dB up to 800Mhz between -72dBm and -19dBm, less accuracy below -72dBm, even less accuracy below -110dBm
- Output frequency resolution 57.2Hz
- Optional AM or FM modulation frequencies between 50Hz and 5kHz (AM) or 1kHz(FM) or sweep over selectable frequency span
- AM modulation depth between 10% and 100%
- FM deviation between 1kHz and 300kHz
- Optional output level sweep over maximum the entire output level range
Reference generator spec:
- Optional square wave output with fundamental at -35.6dBm connected to cal output
- Frequency can be set to 1MHz, 2MHz, 4MHz, 10MHz, 15MHz or 30MHz.
Battery spec:
- Charging time max 1 hour on 500mA minimum USB port or USB charger
- Operation on fully charged battery for at least 2 hours (3 hours for Ultra+)
HW versions and differences:
- V0.4.5.1 First HW version
- V0.4.5.1.1 Updated LCD screen for availability reasons
- V0.4.6 first Ultra+ ZS406
- V0.5.3 first Ultra+ ZS407
