Brandywine FTSU-100 Time and Frequency Distribution and Transfer Switch

Product Overview:

  • Frequency and time outputs
  • Low phase noise frequency output
  • 1PPS output
  • Hitless fequency switching 


The FTSU-100 is a high performance signal distribution amplifier designed for use with the Brandywine model PTS Precision Time System.  Available in 1U and 2U sizes, both versions have hitless switching and very low phase noise outputs.

Frequency Inputs        
Frequency 5 or 10 MHz, +/- 5PPM          
Amplitude & Impedance 0.5-1Vrms. 1Vrms nominal, 50 Ohms          
Isolation Transformer coupled          
Number of Inputs 2, SMA connectors          
Pulse Inputs Option        
1PPS 2          
Amplitude 1-6 Vpp          
Input Impedance 5k Ohms, nominal          
Number of Inputs 2          
Connector type SMA          
Fault Inputs          
Number of Inputs 2          
Signal Type TTL          
Active Level Link selectable for active high or low          
Action Forces on-line changeover when active          
Reference Frequency Outputs          
Frequency Same as input, 5MHz or 10MHz          
Output Level +13 dBm, +/- 2dBm, short-circuit proof          
Number of Outputs Up to eight          
Connector Type SMA          
Stability, without input 3X10-9, 0 to +60C          
Harmonic Distortion -30 dBc          
Cross Talk -60 dBc          
Spurious -80 dBc          
Phase Noise See Table 1          
Synthesizer Derived from osc locked to reference        
Number of Outputs Up to five          
Frequencies 5 MHz, 10 MHz or 64.8 MHz          
Output Characteristics Same as for Reference Frequency          
Number of Outputs Up to four. Link selectable between        
Reference Frequency and Synthesizer            
Output Characteristcs Same as for Reference Frequency          
Time Code Out          
  Amplitude 2 +/- .25 Vpp into 50 Ohms        
Protection Short-circuit proof        
Number of outputs Up to eight        
Connector SMA        
Pulse Outputs  
Number of outputs Five    
Output level 0 V to +4.5, +/- .5V into 50 Ohms    
Pulse width 20 microseconds    
Protection Short-circuit proof    
Connector SMA    
Status Output (Alarm)    
Type Dry relay form C contacts    
Link options      
Alarm function Summary of all input/output alarms

More Product Information

  • Network Enabled Distribution Amplifier
  • Low Phase Noise Reference Frequency Outputs
  • Fault Alarm Output
  • 1U 19" Rack Mount
  • Frequency Synthesizer Option
  • Hitless Switching of Reference
  • Programmable Amplitude
  • Propagation Delay Compensation

  • Network enabled frequency
  • Distribution amplifier
  • Dual requency inputs with audio
  • Failover
  • Low phase noise referece 
  • Frequency Outputs
  • Programmable per channel amplitude
  • 1U 19" rack mount
  • Redundant hot swappable power supplies

  • Wide Input Bandwidth
  • Input Isolation
  • Automatic & Manual Changeover
  • Transformer Coupled Outputs
  • 24 Outputs
  • Front Panel Status Indicators
  • Compact 1U, 19" Rack Mount

  • 16 Channel GPS receiver or ICD-GPS-060 have Quick/1PPS input references
  • High visibility time of year display
  • Choice of disciplined oscillator
  • High Stability time and frequency outputs. 1U 19" rack mount
  • Network Interface for remote management and NTP server
  • Three 1PPS outputs with propagation delay compensation
  • Multiple time code outputs (IRIG B, A, E, G)
  • Four 10 MHz Sinewave outputs
  • Have quick time code
  • Advanced oscillator control algorithm

  • High performance GPS disciplined Time/Frequency standard
  • Ethernet Interface for management and control
  • Network Time Protocol (NTP)
  • Multiple 1PPS outputs with individual delay compensation
  • Multiple Low Phase Noise 10MHz outputs with software programmable level
  • Time Code outputs including Have Quick, IRIG A, IRIG B, IRIG E, IRIG G
  • Sync to GPS or to Have Quick/1PPS per ICD-GPS-060
  • Choice of internal disciplined TCXO, OCXO or Rubidium Oscillator

  • Modular Timing System
  • Flexible
  • Upgradeable
  • Redundant
  • Hot Swappable Modules
  • High Accuracy
  • Network-Centric
  • Rugged
  • Environmentally Qualified
  • Automatic Propagation Delay Compensation
  • Flexible input reference – GPS, Have Quick, IRIG B

The TFD8000 is composed of a chassis/backplane and a large library of plug-in features that include:
  • Frequency Synthesizers
  • SA-ASM or CA code GPS receivers
  • Network Time Protocol (NTP) Time Server
  • Status Alarm Monitor
  • Quartz, Rubidium, Cesium Oscillator choices
  • Time Code Outputs
  • Dual/Triple redundancy with Automatic Switchover
  • Hot Swappable Modules
  • 1-5-10 MHz Outputs
  • T1/E1 Frequency Outputs 

  • 26.5 GHz
  • Single and Dual Carriers
  • External Device Drivers
  • Embedded Virtual Schematic Control

  • Dual inputs with manual or automatic switchover
  • 24 individually buffered outputs
  • Pulse rates from 1ppm through 10MPPS available

Brandywine Communications

Brandywine Communications is the premier supplier of ultra-precise GPS and time code based Time and Frequency products. Offering next generation solutions for telecom, government/ aerospace & defense, power utilities, and public safety, Brandywine has a solution for your critical timing need.

Brandywine's Products

Our product list include Frequency Standards, GPS Clocks, Network Time Servers and NTP Servers using GPS, plug-in timing cards such as PCI cards for bus level applications, GPS Frequency standards, GPS Master Clocks, Time and Frequency Systems, Time Displays and Time Code equipment.

Brandywine is proud to offer SAASM GPS and cesium clock solutions for military timing applications with products that offer complete master clock solutions and are qualified for airborne, shipboard, and mobile land applications. Our GPS time and frequency standards and our GPS clocks with time code support a wide range of time code formats including IRIG B, IRIG A, IRIG G, and Have Quick. Brandywine is also known for customizing their time and frequency products to give their customers the perfect solution to their timing needs.

Brandywine also has the largest selection of bus timing cards with over 200 options to customize the board to fit your need. Cards such as PCI and VME cards have quick delivery and can be customized with popular options such as IRIG-B and GPS.

Brandywine now offers network solutions, both wireline and wireless telecommunication solutions for this fast paced growing need. Products such at IEEE-1588 PTP Grandmasters and slaves as well as BITS Timing Signal Generators such as the OSA-5548C. Brandywine has joined forces with Oscilloquartz, a world-wide leader in telecom equipment, to offer the latest technology and excellent service for the telecommunications world in the U.S. and Canada.

Brandywine is continuously on the cutting edge of technology and offers the industry's broadest range of solutions for customers requiring precise time and frequency.

Brandywine Classics, a division of Brandywine Communications, applies theirtechnology and creative design to produce striking, reliable, and accurate analog and digital clocks for your every need. These include tower clocks, street clocks, and canister clocks. Brandywine Classics can also upgrade existing analog clocks with today’s technology.  All their time displays offer SNMP management for easy maintenance and use.

Technical Support - email us or call 714-755-1050

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