Specs

JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
SPECIFICATION SHEET
JFW MODEL 75PA-083
PROGRAMMABLE ATTENUATOR ASSEMBLY
Frequency Range
5-1650 MHz
Configuration
Four individually controlled
solid-state programmable attenuators
Enclosure Type
19 inch rack mount @ 2RU high
Impedance
75 Ohms nominal
Attenuation Range
0-63 dB in 1 dB steps
Startup/Default States
(configurable)
Maximum attenuation (see ATTEN STARTUP command)
DHCP enabled (see NET command)
4 Ethernet users (see NET USERS command)
Prompts off (see PROMPT command)
VSWR
1.7:1 maximum
1.5:1 typical
Attenuation Accuracy
± 0.5 dB or 3% of programmed
(whichever is greater)
(guaranteed monotonic)
Insertion Loss
2.0
3.0
4.0
4.5
RF Input Power
+10 dBm
Switching Speed
10 microseconds typical
(after command is received & processed)
(3 milliseconds typical processing time)
AC Supply
100-240 VAC @ 47-63 Hz
0.2 Amps @ 120 VAC nominal
0.1 Amps @ 240 VAC nominal
2 Amp 5x20mm "Slo-Blo" AC fuse
Littlefuse#215-002, JFW#025-021
Remote Control
Ethernet (DHCP, TCP/IP, 10/100, up to 12 users)
RS-232 (up to 115,200 Baud)
dB
dB
dB
dB
typical
typical
typical
maximum
--CONTINUED-Page 1 of 2
JFW FORM E-7-F REV F
@ 5MHz
@ 1000MHz
@ 1650MHz
5-1650MHz
JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
SPECIFICATION SHEET
JFW MODEL 75PA-083
PROGRAMMABLE ATTENUATOR ASSEMBLY
Remote Commands
Attenuator Control Commands:
Atten, Set Attenuator, Read Attenuator, Set All
Attenuators, Read All Attenuators, Read All
Extended, Fade Attenuator, Variable Attenuator
Handover, Block, Set Block, Read
Block, Read All Blocks, Fade Block, Variable
Block Handover
System Commands:
Help, Identification, Store, Recall, Pause, Net,
Serial, Close, Disconnect, MOTD, Date, Message,
Restrict, IDENT, Name, Show Users, Reboot,
Uptime, Prompt
RF Connector
F female
Operating Temperature
Range
0ºC to +50ºC
Physical Size
See outline drawing 092-7773
ECR/ECN #
DATE
09/30/2014
Page 2 of 2
REV
APPR / DATE
ECR/ECN #
CLK 09/30/2014
JFW FORM E-7-F REV F
DATE
REV
APPR / DATE