Akai X-IV
Akai
Japan
Tape Deck Details
Number of Motors
1
Number of Heads
3
Head Configuration
Stereo
Wow & Flutter
0.16% at 7½ ips
Signal-to-Noise [dB]
40
Dimensions [mm]
120 x 280 x 300
Weight [kg]
5.1
Year built
1965 - 1968
Head Composition
Permalloy
Equalization
NAB
Frequency Response
40 Hz to 20 kHz at 7½ ips
Speed
1⅞, 3¾, 7½, 15
Max Reel [inch]
5
Tracks
1/4 Rec/PB
Price
User
Consumer
Additional Information
Track System: 4-track, 2-channel stereo/monaural quarter-track system with cross-field bias recording heads
Tape Speeds: 1⅞, 3¾, 7½, and 15 inches per second (four-speed deck)
Reel Size: Supports reels up to 5 inches (compact portable design)
Heads: Record/playback, erase, and bias heads with cross-field technology for enhanced high-frequency response
Motor: DC motor with stable speed control
Frequency Response: Approximately 40 Hz to 20 kHz at 7½ ips
Signal-to-Noise Ratio: 40 dB
Total Harmonic Distortion: 5%
Wow and Flutter: 0.16% at 7½ ips
Inputs: 60 mV line input, 0.1 mV microphone input
Output Power: 2 watts with one internal 3"x6" elliptical speaker
General Features: Portable design with built-in speaker, battery operation capability, VU meters, auto stop
Dimensions: 120 x 280 x 300 mm
Weight: 5.1 kg
Manufacture Period: Late 1960s
Marketed also in the US as the Roberts 6000
The X-IV was a fully transistorized, portable stereo tape recorder notable for its multiple tape speeds and compact size. It combined solid-state reliability with advanced cross-field head technology typical of Akai's innovative designs in the late 1960s.