Akai Cs-f21 -
The CS-F21 sits in a fascinating middle ground. It was released as part of Akai’s "Component Series," designed to match aesthetically with amplifiers like the AM-2450 and tuners like the AT-2250. It is a with a silver-faced chassis (a transitional period before the all-black plastic era of the late 80s).
Today, the Akai CS-F21 is a highly desirable unit for vintage audio collectors and retro enthusiasts. Its compact size makes it perfect for desktop setups, home offices, or "mancaves" where space is at a premium but aesthetic quality is paramount. It is also an excellent entry point for those looking to get into vintage audio; the integrated design eliminates the headache of matching separate amps, tuners, and decks, and the relatively low power output means it is forgiving of newer speakers should the originals need replacing. akai cs-f21
Available in a classic silver finish, this unit was built to be a primary component for serious music listeners. It sat in the middle of Akai's lineup, offering a blend of advanced features and high-end performance that made it a favorite at the time. The deck was designed for recording from a variety of sources, including FM radio, microphones, and other line-level inputs, making it a versatile hub for any stereo system. The CS-F21 sits in a fascinating middle ground
October 26, 2023 Category: Gear Talk / Vintage Audio Today, the Akai CS-F21 is a highly desirable
| Specifications | Details | | :--- | :--- | | | 2-head, single compact cassette deck | | Track System | 4-track, 2-channel stereo | | Tape Speed | 4.76 cm/s | | Heads | 1 x record/playback, 1 x erase | | Motor | Electronically speed controlled DC | | Tape Types | Normal (Type I), CrO₂ (Type II), Metal (Type IV) | | Noise Reduction | Dolby B and C | | Wow and Flutter | 0.04% (WRMS) | | Total Harmonic Distortion | 0.8% | | Signal-to-Noise Ratio | >60 dB (without Dolby), 73dB (with Dolby C) | | Frequency Response (Metal Tape) | 30Hz to 18,000Hz ±3dB | | Dimensions (W x H x D) | 440 x 103 x 273 mm (approx. 17.3" x 4.1" x 10.7") | | Weight | 4.1 kg (approx. 9 lbs) |
Fortunately, the CS-F21 has a dedicated following, and a wealth of resources are available for the aspiring restorer. containing full schematics, parts lists, and alignment procedures are available from online archives, which is a crucial resource for anyone attempting more advanced repairs.
Akai was famous for its tape heads. The CS-F21 is equipped with these exceptionally hard-wearing heads, known for their high magnetic permeability, low signal loss, and durability. A Sendust head can last for thousands of hours of playback and recording without significant degradation in sound quality. This is a major reason why many CS-F21 decks are still functioning well today. The single record/playback head is a conventional design for 2-head decks, but the material quality is what sets Akai apart.