
Stellavox Fi-Cord 101
Stellavox
Switzerland

Tape Deck Details
Number of Motors
Number of Heads
Head Configuration
Wow & Flutter
Signal-to-Noise [dB]
Dimensions [mm]
Weight [kg]
Year built
Head Composition
Equalization
Frequency Response
Speed
Max Reel [inch]
Tracks
Price
User
Pro
Additional Information
The Stellavox Fi-Cord 101 is a miniature, portable reel-to-reel tape recorder developed in the early 1960s, primarily designed for covert and professional use.
Technical Overview of Stellavox Fi-Cord 101:
Type: Miniature portable reel-to-reel tape recorder (pocket-sized)
Tape Width: ¼ inch (6.35 mm) standard magnetic tape
Tape Speed: 4.75 inches per second (ips)
Recording Channels: Mono (1 track) or 2-track (stereo)
Frequency Response: Approximately 50 Hz to 5,000 Hz
Recording Time: About 25–30 minutes per reel
Reel Diameter: Maximum 50 mm (about 2 inches)
Power Supply: 2 x 1.5 V dry batteries
Electronics: Solid-state with semiconductors for audio amplification
Built-in Components:
Microphone
Permanent magnet dynamic loudspeaker (approx. 1 cm diameter)
Motor and tape counter
Erasing head: permanent magnetFunctions: Play, record, rewind, fast forward (no volume or recording level control)
Physical Dimensions: Approximately 85 x 44 x 160 mm (3.3 x 1.7 x 6.3 inches)
Weight: About 0.8 kg (1 lb 12 oz)
Case Material: Metal casing with clear plastic window for tape visibility
Accessories: External speaker and headphone output available
Special Notes:
Used by intelligence agencies such as the CIA in the early 1960s for covert recording (CIA designator 5835-H00-5787)
Designed for concealed operation and covert activities
Unlike some contemporaries, it used standard ¼" tape rather than proprietary formats