Ultra-long Holdover with improved ePRTC algorithm to provide up to 100 days of holdover within 100ns Jamming, spoofing detection High Accuracy White Rabbit PTP allowing sub-nanosecond time synchronization achievable through firmware upgrade, no additional hardware required 4x 10MHz Low Phase Noise (LPN)

OSA 3350 Cesium is the market’s first primary reference clock to utilize industry leading optical pumping technology Superior short-term and long-term stability compared to magnetic cesium Capable of 100 nanoseconds of holdover for a minimum of 30 days Compact, 3U 19” rackmount form-factor Guaranteed 10-year minimum life expectancy

IRIG’s A and B and NASA 36 time code inputs +3.3V or +5V signalling 1PPS Sync input External Event (Time Tag) input Three programmable pulse rate outputs Match Time output Industrial Temperature Range option Optional on-board GPS option Optional HaveQuick input/output Optional IRIG B time code output

3/4 length board (1/2 size available w/o GPS input) Optional Have Quick synchronization input IRIG’s A and B and NASA 36 time code inputs 1PPS sync input IRIG B output option 1PPS and time code inputs are redundant Single-slot including GPS option Zero latency time reads External Event input (optional eight or sixteen inputs) Match Time output Programmable Heartbeat rate

Single-slot low profile 32 bit PCI Express module  IRIG A, B, NASA 36, 1 PPS sync inputs  GPS sync option (maintains single-slot)  HaveQuick sync input option  Propagation delay correction  Zero latency time reads  Match Time output  IRIG-B time code output (option)  External Event time tags  Three user programmable rates  Supports Windows 8 & 10  Digitally Signed WHQL Driver  Designed for Low Profile PCI Express slots.

Single-slot 32 bit PCI Express module  IRIG A, B, NASA 36, 1 PPS sync inputs  GPS sync option (maintains single-slot)  HaveQuick sync input option  Propagation delay correction  Zero latency time reads  Match Time output  IRIG-B time code output (option)  External Event time tags  Three user programmable rates  Supports Windows 8 & 10  Digitally Signed WHQL Driver

Wide Input Bandwidth  Input Isolation  Automatic & Manual Changeover  Transformer Coupled Outputs  Twenty four Outputs  Front Panel Status Indicators  Fault Discrete Inputs  Compact 1U, 19” rack mount

IRIG A & B, NASA 36 and 1 PPS inputs HaveQuick sync option Propagation delay compensation Zero latency time reads Match time output External event time tags Three user programmable rates Conduction cooled

IRIG A & B, NASA 36 and 1 PPS inputs standard HaveQuick sync option Propagation delay compensation Zero latency time reads Match Time output IRIG B time code output External Event time tags On-board GPS receiver option Three user programmable rates Conduction Cooled Version

Network Time Server  Dual Redundant Version Available  Complete Remote Network Control using Standard Web Browser  SA-ASM GPS Receiver  10MHz, 1PPS IRIG B, Serial and Time Codes  Timing Accuracy 40ns rms to UTC  1PPS, Have Quick Inputs

Accurate & reliable time data from a trusted source. Precision hardware PTP timestamping to 8ns  Remote configuration and status via web browser, remote monitoring with SNMP  Synchronization between users – eradicates discrepancies System time stamping, such as e-commerce transactions, e-mail sent & received, is highly accurate  Automatic systems procedures such as backups occur at the correct time and in the correct order  Additional time signal outputs can feed to other systems  Multiple time source fall back and priority configuration can ensure high synchronization availability 

Network Time Server  Dual Redundant Version Available  Complete Remote Network Control using Standard Web Browser  SAASM/M-Code GPS Receiver  10MHz, 1PPS IRIG B, Serial and Time Codes  Timing Accuracy 40ns rms to UTC  1PPS, Have Quick Inputs