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LNR

LNR 506004259 Tridundant LNA Remote Channel Select Monitor Satcom 19" 2U

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SKU:
49840
MPN:
506004259
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
10.00 LBS
Shipping:
Calculated at Checkout
  • LNR 506004259 Tridundant LNA Remote Channel Select Monitor – front panel overview showing summary alarm LEDs and LNA controls
  • LNR 506004259 Tridundant LNA Remote Channel Select Monitor – rear three-quarter view showing D-sub Remote Input and Ext Mon & Control connectors
  • LNR 506004259 identification label showing Code Ident 51029, Assembly No. 506004259, Serial No. 104, Unit No. 008
  • LNR 506004259 front panel close-up – LNA 1, 2, 3 summary alarm LEDs and Polarization 1 Select On Line / Stand By switches
  • LNR 506004259 front panel close-up – Polarization 2 Select, LNA Mode Select (Local/Remote, Manual/Auto), Status section, and LNR Communications logo
  • LNR 506004259 rear panel close-up – J1 Remote Input and J2 Ext Mon & Control D-sub connectors
$275.00
Was: $550.00
Current Stock: 1

Sold Out

Description

LNR 506004259 Tridundant LNA Remote Channel Select Monitor Satcom 19" 2U

Low Noise Amplifier (LNA) remote channel selector and monitoring unit for satellite ground stations. Manages three LNA channels with 1:3 tridundant redundancy configuration, supporting dual polarization and local/remote operation modes.

Specifications & What's Included

  • Model: LNR Communications Inc. 506004259 (Code Ident 51029)
  • Form Factor: 19" rackmount, 2U
  • Three LNA channels (LNA 1, LNA 2, LNA 3) with 1:3 redundancy
  • Polarization select (Polarization 1 & 2)
  • Local/Remote and Manual/Auto mode select
  • On Line / Stand By status indicators per LNA; summary alarm LEDs
  • D-sub connectors: J1 Remote Input, J2 External Monitor & Control
  • Unit only; manufactured in United States

Applications

This unit functions as a switching and monitoring hub for satellite ground station LNA systems requiring redundant channel management. Tridundant LNA controllers are deployed in telecom and broadcast satellite facilities to ensure continuous signal reception by automatically switching between three amplifier channels. Compatible with standard satcom ground station architectures that utilize remote LNA switching protocols.

Condition: Used
This LNR Communications 506004259 Tridundant Low Noise Amplifier Remote Channel Select & Monitor is in good used condition. It was a tested-good spare pulled from a SatCom facility. The aluminum chassis is clean overall with light surface wear consistent with rack use. Front panel controls, alarm indicator LEDs, and switch assemblies are all intact and undamaged. The rear D-sub connectors (J1 Remote Input and J2 Ext Mon & Control) are clean with no bent pins visible. Please view our photo set and contact us if you have any questions.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
LNR Communications Inc.
Model:
506004259
MPN:
506004259
Secondary Model:
Code Ident 51029
SKU:
49840
Type:
Tridundant LNA Remote Channel Select & Monitor
Form Factor:
19" Rackmount, 2U
Number of LNA Channels:
3 (LNA 1, LNA 2, LNA 3)
Redundancy Configuration:
Tridundant (1:3)
Polarization Select:
Polarization 1 & Polarization 2 Select
LNA Mode Select:
Local/Remote and Manual/Auto
Status Indicators:
On Line / Stand By per LNA; Summary Alarm LEDs
Interface - Remote Input:
D-sub connector (J1 Remote Input)
Interface - Ext Mon & Control:
D-sub connector (J2 Ext Mon & Control)
Application:
Satellite Ground Station LNA Switching & Monitoring
Condition:
Used – Tested-Good Spare from SatCom Facility
Seller Notes:
Unit only; tested-good spare from a SatCom facility
Country/Region of Manufacture:
United States
Compatible With:
Satcom ground station LNA systems requiring tridundant switching
Condition Notes:
LNR 506004259 Tridundant LNA Remote Channel Select & Monitor in good used condition. Tested-good spare from a SatCom facility. Chassis shows light rack wear; front panel controls and rear connectors intact. Please contact us with any questions.
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LNR Communications Tridundant LNA Local Channel Select Monitor 506004788

LNR Communications

$200.00
Was: $400.00
LNR Communications Tridundant LNA Local Channel Select Monitor 506004788Rackmount redundancy switching and monitoring unit for satellite ground station low noise amplifier (LNA) systems. Manages...
31429
SKU:
31429
Availability:
Usually ships within 1-2 business days.
Weight:
16.00 LBS
Brand:
LNR Communications
Model:
Tridundant LNA Local Channel Select and Monitor
MPN:
506004788
Code Ident:
51029
Type:
Tridundant Low Noise Amplifier Switch & Monitor
SKU:
31429
Seller Notes:
Unit only; no additional cables or accessories observed.
Country/Region of Manufacture:
United States
Form Factor:
Rackmount, 2U
Power Requirements:
117V AC (danger label visible internally)
Number of LNA Channels:
3 (LNA 1, LNA 2, LNA 3)
Polarization Channels:
2 (Polarization 1 – HORZ, Polarization 2 – VERT)
LNA Select Modes:
On Line / Stand By per channel
Control Mode:
Local or Remote; Manual or Auto
Summary Alarm Indicators:
3 red indicator lamps (LNA 1, LNA 2, LNA 3)
Rear Connectors:
J1 Channel 1 LNA Input, J2 Channel 2 LNA Input, J3 Channel 3 LNA Input
Rear Connectors 2:
J4 Remote Input (D-sub), J5 POL 1 Switch Control, J6 POL 2 Switch Control
Rear Connectors 3:
J7 Noise Source Output, J8 PWR/MON Input (circular multi-pin)
Connector Types:
Circular mil-spec multi-pin (J1–J3, J8), D-sub 25-pin (J4), D-sub 15-pin (J5, J6)
Application:
Satellite ground station LNA redundancy switching
Manufacturer Location:
Hauppauge, New York
Condition Notes:
LNR Communications Tridundant LNA Local Channel Select Monitor (506004788) inspected and in good used condition. Front panel controls intact; rear connectors show normal service wear. Chassis has typical light scuffing.
Locus RDS-1089 LNA Control Monitor Panel front view showing On-Line and Fault LED indicators and IN USE marking Locus RDS-1089 rear panel showing dual IEC AC inlets, DB9 control cable port, circular LNA connectors, and 25-position terminal strip
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Locus RDS-1089 LNA Control Monitor Panel SatCom RF Microwave 19" 2U Rackmount

Locus

$150.00
Was: $300.00
Locus RDS-1089 LNA Control Monitor Panel SatCom RF Microwave 19" 2U RackmountThe Locus Inc RDS-1089 is a dual-channel Low Noise Amplifier (LNA) control and monitor panel designed for satellite...
49841
SKU:
49841
Availability:
Usually ships within 1–2 business days.
Weight:
24.00 LBS
Brand:
Locus Inc
Model:
RDS-1089
MPN:
RDS-1089
Type:
LNA Control/Monitor Panel
SKU:
49841
Form Factor:
19" Rackmount, 2U
Application:
Satellite Communications (SatCom) RF / Microwave
Number of LNA Channels:
2 (LNA 1, LNA 2)
Switching Mode:
AUTO / MANUAL
Front Panel Indicators:
On-Line (1, 2), Fault (1, 2), Mode, AC PWR (1, 2)
AC Power Inputs:
Dual AC inputs (AC1, AC2) — IEC C14 connectors
Fusing:
AC1: 1A, AC2: 1A; LNA1 and LNA2 fused independently
Control Interface:
DB9 (Control Cable port) with DIP switch settings
LNA Connectors (Rear):
Circular multi-pin connectors — LNA1, LNA2, Switch
Terminal Strip:
25-position screw terminal strip on rear panel
Condition:
Used – Inspected, appears in good condition
Seller Notes:
Unit only; no accessories. Marker notation 'IN USE' on front panel.
Country/Region of Manufacture:
United States
Condition Notes:
Locus RDS-1089 LNA Control/Monitor Panel. Inspected, appears in good condition. Front panel has a handwritten "IN USE" marker notation. Rear connectors, terminal strip, and IEC inlets intact. Interior PCB visually undamaged.
Varian VJW1454R1 01014548-00 Remote Control Channel Select Assembly — front panel view showing CHANNEL and SELECT LED displays, STS HPA and COMM labels Varian VJW1454R1 Remote Channel Select Assembly — rear panel with J2 blue DB25, J3 red DB25 connectors and IEC AC inlet, 115VAC label
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Varian VJW1454R1 01014548-00 Remote Control Channel Select Assembly 19" 2U

Varian

$150.00
Was: $300.00
Varian VJW1454R1 01014548-00 Remote Control Channel Select Assembly 19" 2UThe Varian VJW1454R1 is a 19-inch 2U rackmount Remote Control Channel Select Assembly manufactured by Varian Microwave...
49849
SKU:
49849
Availability:
Usually ships within 1-2 business days.
Weight:
14.00 LBS
Brand:
Varian
Model:
VJW1454R1
MPN:
01014548-00
Secondary Model:
01014548-00
SKU:
49849
Type:
Remote Control Channel Select Assembly
Form Factor:
19" Rackmount, 2U
Power Requirements:
115 VAC, 100 VA
Connectors:
J1: IEC AC inlet; J2: DB25 (blue); J3: DB25 (red)
Front Panel Displays:
Dual 7-segment LED: CHANNEL and SELECT
Front Panel Controls:
UP, DOWN, SEL, LAMP TEST, CONT MODE pushbuttons
Front Panel Indicators:
PWR FAIL, CABLE; LOC, REM, AUX status LEDs
Application:
Satellite ground station HPA channel/comm switching
Country/Region of Manufacture:
United States
Condition:
Used – Powers On, Not Fully Tested
Seller Notes:
Unit only — no cables or accessories included
Condition Notes:
Varian VJW1454R1 Remote Control Channel Select Assembly powers on and LED displays illuminate. Not fully tested at our facility — sold as inspected. Chassis shows light rack wear. Rear DB25 and IEC connectors intact. Contact us with questions.