Specs

SPECIFICATION SHEET
JFW MODEL 50PA-777
PROGRAMMABLE ATTENUATOR ASSEMBLY
JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
Frequency Range
15-3000 MHz
Configuration
Four solid-state programmable attenuators
Enclosure Type
Benchtop
Impedance
50 Ohms nominal
Attenuation Range
0-127 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
1.75:1 maximum
Insertion Loss
8.5 dB maximum
5.5 dB typical @ 2000 MHz
7.5 dB typical @ 3000 MHz
Attenuation Accuracy
1, 2, 4, 8 dB ± 0.4 dB
16, 32, 64 dB ± 0.5 dB or 3%
(whichever is greater)
RF Input Power
+15 dBm average
+30 dBm (no damage)
Switching Speed
22 microseconds 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
JFW Industries, Inc.
Phone: 317-887-1340
[email protected]
www.jfwindustries.com
SPECIFICATION SHEET
JFW MODEL 50PA-777
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
N or SMA female
Temperature Range
0ºC to +50ºC
Physical Size
See outline drawing 092-6314
ECR/ECN #
DATE
REV
02/06/2013
24239
Page 2 of 2
07/03/2014
APPR / DATE
ECR/ECN #
TRS 02/06/2013
A
TRS 07/03/2014
JFW FORM E-7-F REV F
DATE
REV
APPR / DATE