Radio Frequency Engineering, Propagation Analysis PC Software
Accredited by the Better Business Bureau with branches in Florida, Iowa and Kansas. Our software can be used anywhere in the world!
April, 2019 — Visit us at the NAB Show in Las Vegas! We’ll be in the north hall at booth number N5921. Click the image below to register for your free exhibits pass using code LV4749:
What’s NEW?
FMCommander™ now contains the minimum class separations for the C4 class. Visit the FMCommander web page.
High resolution 2011 NLCD Land Cover data is available.
PC Tools for TV allocation: TVStudy for Windows and TVStudy Mapper
Official 2017 U.S. Census Estimates and the latest 2016 Canadian Census
AM Revitalization with AM-Pro software – New alternative class A night protections have been added.
Must See Software:
Probe 4™ – Professional level RF propagation modeling, DTV/TV, communications systems coverage and FM broadcast coverage and interference analysis. Produces spectacular “atlas” type maps. Integrates a high resolution population databases with state-of the-art polygon mapping. Features Longley-Rice, Okamura-Hata, Cost-Hata, PTP #1 & #2, Line of sight, ITU, and standard FCC. Comes with the current FCC broadcast station databases, full polygon mapping, land cover and census databases.
FMCommander™ – Combines detailed service and interference FCC FM contour color mapping with minimum spacings and contour-to-contour frequency searching in one integrated package. Find new ways to upgrade your station or to move its transmitter site under short space. Integrates FCC data, census data, terrain data, tower, airport, AM stations, railroads, rivers, major highways, city boundaries, county boundaries and lakes and oceans into one complete FM channel search package. Our latest version of this program contains the proposed FM class C4 separations.
AM-Pro 2™ – Calculates and plots standard and grid-based AM coverage and interference based on the FCC AM rules. AM-Pro also performs AM ground-wave and automated sky-wave RSS allocation studies and it creates detailed allocation maps with polygon shaping. AM-Pro is is used daily by the FCC.
Microwave-Pro 2 is now using the NSMA methodology. This software program is our new, top-of-the-line, microwave frequency allocations and path analysis program 
for the broadcast auxiliary services, Part 101, COALS and CARS projects. Produces PCN mailing list to complete your studies. The new version adds bi-directional channel analysis and contains a new point search tool to identify microwave paths in the vicinity of wind farms or other large blocking structures.
Broadcast Technical Consulting
Our sister company, Doug Vernier Telecommunications Consultants (DVT) provides full-service broadcast technical consulting including preparing applications to the FCC for AM, FM,TV, translators, STLs and other broadcast auxiliaries. DVT also prepares custom Longley-Rice and FCC coverage maps, interference analysis studies, population and demographic studies and frequency searches. Email consulting@V-Soft.com.
ZipSignal Users:
Our free, upgraded, on-line Zip Code/Call Sign Database now contains Canadian and Mexican stations heard in the U.S. This database retrieval program is cross-referenced with the AM and FM Station Signal Strengths for the entire US. Fresh data as of December 31, 2018.
Use the menus to navigate to our other useful programs or use this link.
This link takes you to our announcements page.
AM-Pro, FMCommander, Microwave-Pro, and Probe 4 are trademarks of V-Soft Communications®, L.L.C.