Equipment
What the equipment actually does, what it costs, and the order the Survey would buy it in.
- TS/FLD/11 · 6 min read
Cold Spots, and What a Thermometer Actually Reads
An infrared thermometer cannot measure air. It is the most common instrument error in the hobby, it is easy to fix, and fixing it makes cold spots much more interesting.
- TS/FLD/12 · 6 min read
Full-Spectrum and Infrared Cameras
What a full-spectrum conversion actually does to a camera, why IR footage is full of things that are not there, and how SLS and thermal fit into it.
- TS/FLD/07 · 6 min read
How a Spirit Box Works
A spirit box is a radio with the tuning knob motorised. Here is what that actually produces, why it sounds like speech, and how to tell a real sweep from a word list.
- TS/FLD/06 · 8 min read
Ghost Hunting Equipment: What to Buy First
The Survey's buying order, from the item that has been most useful in fifty-two years to the ones that mostly buy you footage. Read it before you spend anything.
- TS/FLD/03 · 6 min read
What an EMF Meter Actually Measures
Most ghost-hunting EMF meters read one thing, badly, and it is not what the box says. Here is what the number is, what moves it, and how to use one properly.