
A browser-based subnet calculator with VLSM planning, route aggregation, IPv6 support, range-to-CIDR conversion, and a full reference table. No installs, no data sent.

A browser-based subnet calculator with VLSM planning, route aggregation, IPv6 support, range-to-CIDR conversion, and a full reference table. No installs, no data sent.

An interactive simulator of the classic E6B circular slide rule, with guided walkthroughs, free play, a practice quiz, and a full animated wind side.

An interactive holding pattern trainer with randomized ATC clearances, animated flight simulation, wind effects, and a live coach. Practice direct, teardrop, and parallel entries until they are automatic.

A browser-based E6B flight computer covering wind, time, fuel, density altitude, runway crosswinds and descent planning — with step-by-step working for every result.

An interactive browser tool for learning VOR radio navigation — CDI instrument, flight simulation, and a live coach. No install required.

A look at the OMP Hobby M1 V3 Pro -- 112g, OFS3+ flight controller, integrated ExpressLRS, R23X-2 motor, and hollow carbon fiber tail boom.

A look at the Heil PR-781 dynamic cardioid microphone for ham radio -- presence boost, cardioid pattern, gain setup, and pairing with the RodeCaster Video S.

A deep look at the Elecraft KX3 — receiver performance, roofing filters, portable power, the PX3 panadapter, and why it works as both a field and shack radio.

A look at the Cessna T182T Turbo Skylane with Garmin G1000 NXi and GFC 700 autopilot — flap limits, turbo engine management, oxygen use, and high-altitude performance.

How the RODE RodeCaster Video S handles podcast production, ham radio audio interfacing, simultaneous YouTube and Twitch streaming, and NDI wireless video from an iPhone.

A deep dive into the 2026 Ford Ranger Raptor's 4x4 system, locking differentials, and FOX 2.5 Live Valve Internal Bypass shocks — the hardware that makes it genuinely capable off-road.

A thorough, to-the-point guide to STP, RSTP, and MSTP — covering root bridge election, port roles, convergence, and practical config tips like PortFast and BPDU Guard.