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

• Product Specifications
• Product Data Sheet

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

FTSU-100	Data Sheet