User's Manual

digital power amplifiers
TAUD S er ies Issue 1 .0 2 Sept ember 2 9 , 2 0 0 5
Page 1 of 2
TAUD Ser ies
• Liquid Cr ys t al Dis pl ay Fr o n t
pan el mo n it or in g
• In t er n al Ban d pas s f il t er
• Remot e monit or in g 2 5 -pin
in t er f ace Co nn ec t io n
• In t er n al RF is o l at or
pr o t ec t io n
• 2 -S t ag e ampl if ic at io n
• Cl as s A Dr iver , Cl as s A/B
Fin al
• Mad e in N o r t h Amer ic a
Transmission Performance
1
Adjustable
Gain
P1dB
Minimum
Peak Sync
Output
QPSK
Output
*
16-QAM
Output *
64-QAM
Output *
256-QAM
Output *
TAUD-10 38 dB 35 W 35 W 13 W min 7 W min 6 W min 6 W min
TAUD-20 38-49 dB 70 W 65 W 23 W min 13 W min 12 W min 12 W min
TAUD-40 38-49 dB 130 W 125 W 45 W min 26 W min 23 W min 23 W min
TAUD-80 50-61 dB 300 W 250 W 89 W min 53 W min 47 W min 45 W min
* The data modulation power levels take into account worst case trajectory overshoot and peak to average ratio.
Actual power output level may be higher.
VSWR protected RF output into open (internal isolator installed)
Input Return Loss min -16dB
Output Return Loss min -18dB
Spurious Emissions >60dBc
Harmonic Suppression >60dBc
Intermodulation Products >53dBc (red field, aural carrier inserted, no pre-correction)
Electrical Characteristics
Simple RF Connectivity BNC for RF Input and test point, N for RF output
Universal AC Input 88-264Vac, 47-63 Hz
EMI Filtered max AC Power TAUD-10 3.6Aac at 115Vac, 1.8Aac at 230Vac at 25W ps
TAUD-20 4Aac at 115Vac, 2Aac at 230Vac at 50W ps
TAUD-40 7Aac at 115Vac, 3.5Aac at 230Vac (TAUD-40) at 100W ps
TAUD-80 6Aac at 230Vac at 250W ps