Publications

Application Note – 53 Optical Time and Frequency Distribution. Introduction There are a number of situations where the traditional approach to providing precise time and frequency references is not suitable […]

Application Note – 52 New features on the ptf 3207A GNS receiver. Precise Time and Frequency, LLC (ptf), is always looking for new ways to enhance the value and utility […]

Application Note – 51 Synchronizing a One Pulse Per Second (1PPS) output to UTC with High Precision What does 10ns Mean Anyway – 1 needle in an 18ft high Haystack! […]

Application Note – 50 ptf 3207A GNS Rubidium vs OCXO Comparison The following application note is to compare performance of a ptf 3207A GNS receiver fitted with a Rubidium local […]

Application Note – 48 ptf 3207A Multi GNSS Receiver Now has Galileo Option Introduction Since the early 1990s, Navigation and precision timing has been possible through the use of receivers […]

Application Note – 46 ptf 3207A High Density Output Connector Option Introduction The standard version of the ptf 3207A is supplied complete with three outputs, namely 10MHz RF sine, 1PPS […]

Application Note – 45 ptf 3207A with Dual Vacuum Fluorescent Displays Introduction In a number of situations, it is very convenient to be able to display more than one parameter […]

Application Note – 44 Precision External Phase Measurement Using the ptf 3207A Introduction Certain applications require the precise measurement of the phase of an external 1PPS (one pulse per second) […]

Application Note – 40 NTP (Network Time Protocol) “Hacked” Especially for YOU! Introduction Some time ago (2012 actually) we provided a paper discussing the virtues of NTP (Network Time Protocol) […]

Application Note – 39 Impedance Matching Explained Introduction In a number of applications it is necessary to distribute high quality RF signals to various items of equipment that can be […]