Specifications
TPA-N-PRE Spe
cifications
The following tables shows the TPA-N-PRE Preamplifier specifications.
Ta ble 14: TPA-N-PRE specifications
Characteristic Description
Frequency range
Preamp: 9 k Hz to 6 GHz
MDO4XX4-6 with preamp: 50 kHz to 6 GHz
MDO4XX4-3 with preamp: 50 kHz to 3 GHz
Preamp gain
Amplifying state: 12 dB (nominal)
Bypass state: –1.5 dB (nominal)
Displayed average noise level
(DANL) of the MDO4000 with the
preamp attached to the MDO’s RF
input
With the preamp m ode set to “Auto” and the reference level set to -40 dBm
MDO4XX4-6:
50 kHz to 5 MHz: < –140 dBm/Hz (–144 dBm/Hz typical)
5 MHz to 3 GHz: < –158 dBm/Hz (–162 dBm/Hz typical)
3 GHz to 6 GHz: < –150 dBm/Hz (–153 dBm/Hz typical)
MDO4XX4-3:
50 kHz to 5 MHz: < –140 dBm/Hz (–144 dBm/Hz typical)
5 MHz to 3 GHz: < –158 dBm/Hz (–162 dBm//Hz typical)
Level measurement uncertainty of the
MDO4000 with the preamp attached
to the MDO’s RF input
With the preamp mode set to “Auto”, reference level 10 dBm to –40 dBm and input level
ranging from reference level to 30 dB below reference level. Specifications exclude
mismatch error at the preamp input and applies to both amplifying and bypass states.
< ±1.5 dB (typical), 20 °C to 30 °C temperature range.
±2.3 dB (typical), over full operating range.
Maximum operating input level of the
MDO4000 with the preamp attached
to the MDO’s RF input
Average continuous power: +30 dBm (1 W)
DC maximum before damage: ±20 V DC
Maximum power before damage (CW): +30 dBm (1 W)
Maximum power before damage (pulse): +45 dBm (32 W )
(<10 s pulse width, <1% duty c ycle, and reference level of +10 dBm)
Reference level range of the
MDO4000 with the preamp attached
to the MDO’s RF input
Amplifying state: –30 dBm to DANL
Bypass state: +30 dBm to DANL
Connector type SMA – female (outside threads)
Temperature
Operating: 0 °C to +50 °C
Non-operating: –20 °C to +60 °C
Humidity
Operating:
High: 40 °C to 50 °C (104 °F to 122 °F), 10% to 60% RH
Low: 0 °C to 40 °C (32 °F to 104 °F), 5% to 90% RH
Non-operating:
High: 40 °C to 50 °C (104 °F to 122 °F), 10% to 60% RH
Low: 0 °C to 40 °C (32 °F to 104 °F), 5% to 90% RH
MDO4000 Series Specifications and Performance Verification 25