Electronic Voice Phenomena Equipment
Casette Tape, Digital Audio, whatever... HEADPHONES

REEL-to-REEL

CONS
Rare, especially in good, working condition
High noise floor (static)
Expensive maintenance
Direct output may induce more noise

PROS
Wide tape, adjustable speed
Ideal for analog recordings
Direct output for monitoring or recording
Tape is reusable
Multitrack capabilities

CASSETTES (mini, micro)

CONS
Low to lower quality
Excessive noise floor (static)
Handheld devices may record their own running motor
Direct output may induce more noise

PROS
Commercially available and affordable
Noise reduction options
Tape is cheap
Tape is reusable
Usually a direct output, may induce more noise
WYSIWYG

CD-R, MD, DAT, ADAT

CONS
Endangered
Expensive devices to maintain

PROS
Professional quality at consumer level
Reusable digital medium
Low to zero noise floor
Direct output, maybe even digital
WYSIWYG

FREQUENCY SCANNERS

CONS
Results can be wide open to misinterpretation
Single or two word answers are worthless

PROS
Immediate, real time communication
AM and FM frequency adjustable scanning
Direct output for monitoring or recording

LANGUAGE GENERATORS

CONS
Language is interpretated from environmental readings
Words are limited to the device vocabulary

PROS
Words are interpretated from environmental readings
Direct output for monitoring or recording
Fun

PORTABLE DIGITAL

CONS
Battery consumption
Learning curve

PROS
Professional quality for relatively cheap
Hard disc recording (WAV, MP3, etc.)
Adjustable quality
Large capacity memory
Directly uploadable to computer
Multitrack capablilites

(Tascam DR-40 has built in stereo mics as well as two 1/4"/XLR inputs, allowing for two simultaneous stereo tracks)

AUDIO EDITING SOFTWARE

All-in-one
Record directly to your PC/laptop.
Use playback on your device to hear your EVP.
Use mp3 file editor to analyze it and clean it up.

HEADPHONES

INVEST!
A decent pair of headphones can prove more important than the recording medium.