Datasheet

147
TYPE
Part No.
TDA 415
364415
TDA 425
364425
TDA 122
364122
Number of inputs 4 x SAT 4 x SAT 1 x Ter
Number of outputs 4 x SAT 4 x SAT 1 x Ter
Input frequency (standard) MHz 950-2200 950-2200 47-862
Input frequency (with return-path)
MHz
87-862
Gain
(adjustable on each polarity)
dB
dB
15 ± 2 19 @ 950 (± 2)
25 @ 2000 (± 2)
22
Noise figure dB 6 dB typ.
(≥ 7 dB max.)
6 dB typ.
(≥ 7 dB max.)
< = 8.5
Connectors F-con female female female
Attenuation adjustment dB 0-10 0-10 0-20 (± 2 dB)
Tilt (fixed) dB 5 6
Equalizer dB 0-18
Isolation between amplifiers dB ≥ 35 ≥ 35
Return loss dB ≥ 10 ≥ 10
Impedance Ohm 75 75
Max. output level
3. order according to DIN45004B dBµV 118
2. order according to DIN45004A1 dBµV 112
CTO/CS0 (42 channels) dBµV 101
Output level (IMA -35 dB) dBµV 110 110
DC through-pass Yes Yes
Return-path
Frequency range dBµV 5-30/5-55/5-65
Gain dB active or passive
Attenuation adjustment dB 0-20 ± 2 dB
Overall
DC through-pass Yes Yes
Main voltage VDC 15 ± 1 15 ± 1 15 ± 2 dB
Power current mA ≤ 270 ≤ 270
Max. current per connector mA 500 500 300
Temperature range
o
C 0 - 50 0 - 50 0-50
Dimensions (H x D x W) mm 145 x 138 x 36 145 x 138 x 36 234 x 138 x 36
Triax Districom 4000 multiswitches
TDA 4x5 amplifier
Module for amplification of satellite signals. 22 dB
gain and variable attenuation. Options include select-
able return path modules for 5-30, 5-55 or 5-65 MHz.
TDA 122 amplifier
Module for amplification of terrestrial signals. 22 dB
gain and variable attenuation. Options include select-
able return path modules for 5-30, 5-55 or 5-65 MHz.
Technical data
Districom IF-amplifiers and terrestrial amplifier
TDA 415 - TDA 425
TDA 122 Ter-amplifier