Specs

JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
SPECIFICATION SHEET
JFW MODEL 50PA-771
BENCHTOP PROGRAMMABLE ATTENUATOR ASSEMBLY
Frequency Range
DC-3000 MHz
Configuration
Two Electromechanical Programmable Attenuators
Enclosure Type
Benchtop
Impedance
50 Ohms nominal
Attenuation Range
0-85 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
1.6:1 maximum
< 1.5:1 typical
Attenuation Accuracy
(guaranteed monotonic)
± 0.3 dB or 0.5%
DC-500 MHz
± 0.4 dB or 1.0%
500-1000 MHz
± 0.5 dB or 1.0%
1000-2000 MHz
± 0.6 dB or 1.5%
2000-3000 MHZ
(whichever is greater)
Insertion Loss
2.75 dB nominal
3.75 dB nominal
4.75 dB nominal
RF Input Power
1 Watt average
Switching Speed
6 milliseconds typical
(after command is received and processed)
(3 milliseconds typical processing time)
AC Supply
100-240 VAC @ 47-63 Hz
2 Amp 5x20mm "Slo-Blo" AC fuse
Littelfuse#215-002, JFW#025-021
Manual Control
20-Button Keypad and LCD display
(IP Address configurable via keypad)
(Net mask configurable via keypad)
(Gateway configurable via keypad)
(Baud rate configurable via keypad)
Remote Control
Ethernet (DHCP, TCP/IP, 10/100, up to 12 users)
RS-232 (up to 115200 Baud)
--CONTINUED-Page 1 of 2
JFW FORM E-7-F REV F
DC-1000 MHZ
1000-2000 MHZ
2000-3000 MHZ
JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
SPECIFICATION SHEET
JFW MODEL 50PA-771
BENCHTOP PROGRAMMABLE ATTENUATOR ASSEMBLY
Remote Commands
Attenuator Control Commands:
Atten, Set Attenuator, Read Attenuator, Set
All Attenuators, Read All Attenuators, Read
All Extended, Block, Set Block, Read Block,
Read All Blocks
System Commands:
Help, Identification, Store, Recall, Pause,
Net, Serial, Close, Disconnect, MOTD, Date,
Message, Restrict, IDENT, Name, Show Users,
Reboot, Uptime, Prompt
RF Connector
SMA or N female
Operating Temperature Range
0ºC to +50ºC
Physical Size
See outline drawings:
092-5985 (50PA-771 SMA)
092-5984 (50PA-771 N)
ECR/ECN #
DATE
REV
01/25/2013
Page 2 of 2
APPR / DATE
ECR/ECN #
CLK 01/25/2013
22678
03/26/2013
A
CLK 03/26/2013
24239
07/03/2014
B
TRS 07/03/2014
JFW FORM E-7-F REV F
DATE
REV
APPR / DATE