Foxconn 7870 manual Product Specifications, RF Specifications

3.1 7870 Interfacility Link Specifications

3 Product Specifications

3.1 7870 Interfacility Link Specifications . . . . . . . . . . . . . . . . . . . . . . . 17

3.2 Model Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.3 7870 Interfacility Link Pinouts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.3.1 Transmitter Pinout. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 3.3.2 Receiver Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.4 7180M Chassis Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

3.4.1 7180M Alarm Connector Pinouts [J12] . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 3.4.2 7180M Monitor Connector Pinout [J13]. . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 3.4.3 7180M and Redundancy Switching. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

3.17870 Interfacility Link Specifications

	RF Specifications
Frequency range		10 - 200 MHz
Flatness 10 – 200 MHz @ unity gain		± 0.4 dB [typical]
Flatness @ 36 MHz		± 0.2 dB [max.]
CNR		45 dB @ 36 MHz
Noise Figure [50 Ω]
@ unity gain / 1 dB optical loss		28 dB [typical]
@ unity gain / 8 dB optical loss1		35 dB [typica]
Noise Figure [75 Ω]
@ unity gain / 1 dB optical loss		30 dB [typical]
@ unity gain / 8 dB optical loss1.		37 dB [typica]
OIP3 @ -10 dBm in / 0 dBm out		24 dBm
Group delay variation @ 20 - 200 MHz		<1 nSec
Input /output impedance		75 Ω [50 Ω optional]
Third order modulation		- 50 dBc with 2 equal carrier, total input
		power -5 dBm
Input signal range [total power]		-25 to - 5 dBm
Output signal range [total power]		-25 to - 5 dBm
Maximum input without damage		+10 dBm
Receiver gain control		Manual
RF connector		BNC female [default]
		F, and SMA [optional]
Test port coupling		20 dBc
Table 3 7870 Interfacility Link Specifications
1.	@ 10 dB Link Gain

7870 Interfacility Link Installation and User’s Guide	page 17
Foxcom proprietary information