Comtech EF Data EQ90 Series - Manual (Page 16)

Introduction EQ90 Amplitude Equalizer
1–4 Rev. 2
1.3 Specification
Refer to Table Chapter 1-1 for the electrical and operational characteristics of the
equalizer.
Table Chapter 1-1. Electrical Specifications and Operational
Characteristics
Characteristic Specification
IF Input
Frequency 70 MHz
±
18 MHz
140 MHz
±
36 MHz
Level -15 dBm maximum (single carrier)
-18 dBm maximum. (multi-carrier composite)
Impedance 75
Ω
, unbalanced
Return Loss 20 dB
IF Output
Frequency 70 MHz
±
18 MHz
140 MHz
±
36 MHz
Level 0 dB nominal
Impedance 75
Ω
, unbalanced
Return Loss 20 dB
Input to Output
Gain 15 dB nominal
Amplitude Response Adjustable to
±
0.15 dB
1 dB Compression +8 dBm
Third Order Intercept Point +18 dBm
Group Delay
(All Sections Off) < 2 ns
Amplitude Equalization
Adjustment Range
±
3 dB/36 MHz minimum (70 MHz)
±
3 dB/72 MHz minimum (140 MHz)
Delay Equalization Adjustment Range/per section
70 MHz
< 15 ns/36 MHz
>40 ns/36 MHz
140 MHz < 10 ns/72 MHz
> 30 ns/72 MHz
IF Fail Trip Point Approx. -20 dBm
Fault/Status Type Relay contact output
1 Form ‘C’
1 Form ‘A’
Primary Power Requirements
Voltage 84 to 265 VAC
±
10%
Frequency 47 to 63 Hz
Power Consumption 10 VA/Nominal