Realistic STA-2290 (1982)
It runs hot, hums a little, and sounds absolutely glorious when you turn it up - RadioShack's last great power statement.
Overview
The Realistic STA-2290 AM / FM Stereo Receiver was the flagship in 1982, the top stereo receiver in Radio Shack's current line of hi-fi components at the time. Tandy Electronics built it in Masan, Korea, when solid-state power was peaking and buyers expected real performance. It replaced the STA-2200 at the $599.95 price point and was the final chapter in Tandy's run of high-powered receivers that began with the STA-2000 in 1977. The tagline was "computer convenience is only the beginning," which fits an era when digital control and synthesis were becoming selling points, not just engineering tools. It didn't have the Japanese pedigree of a Denon or Kenwood, but it was built to compete, with serious wattage, a frequency-synthesis tuner, and a feature set that justified its spot at the top of the Realistic lineup. It's a "Classic Model" in the STA series. It was the last of its kind before RadioShack's high-end ambitions cooled.
Specifications
| Manufacturer | Realistic (Tandy Corporation) |
| Model | STA-2290 AM / FM Stereo Receiver |
| Year Introduced | 1982 |
| Continuous Power Output | 90 watts per channel into 8Ω (stereo) |
| Measured Power Output | 120 watts per channel at 1,000 Hz, both channels driven |
| Later Version Power Output | 100 watts per channel (1983–1984) |
| Frequency Response | 15Hz to 25kHz |
| Total Harmonic Distortion | 0.05% |
| Damping Factor | 60 |
| Input Sensitivity | 2.2mV (MM), 160mV (Line) |
| Signal-to-Noise Ratio | 85dB (MM), 90dB (Line) |
| Tuner Bands | FM, MW |
| Dimensions | 19-1/2 x 5-5/8 x 16-1/8 inches |
| Weight | 33 pounds |
Historical Context
The STA-2290 was the final model in Tandy Corporation's line of high-powered receivers that began with the STA-2000 in 1977. It replaced the respected STA-2200 at the $599.95 price point. By 1982, the hi-fi market was shifting, with digital tuning and synthesis becoming standard in upper-mid-tier gear. The STA-2290 answered with a frequency-synthesis tuner, which improved stability and accuracy over older analog designs. It was the top stereo receiver in Radio Shack's hi-fi lineup at the time, before the focus began to drift from high-fidelity audio toward computers and more mass-market electronics. Its status as a "Classic Model" in the Realistic STA series reflects both its performance and its place as the last of RadioShack's audiophile ambitions.
Collectibility & Value
Today, the Realistic STA-2290 trades in a wide range. Listings have appeared at CA$300, $220, $420, and as high as $600, depending on condition, location, and whether the unit has been restored. A proper restoration typically requires a full recap, replacing all electrolytic capacitors on all PCBs, and a dedicated recap kit is available for US $185.00. Owners report issues like "fuzz on the balance control" and the amp cycling power with volume fluctuations after warming up, which can often be traced to degraded potentiometers or thermal protection circuits. The standard advice is to start by cleaning all switches and potentiometers with Caig DeoxIT contact cleaner, which is likely to fix most surface-level quirks. It runs hot enough to "act as a small room heater," but it's prized for its rich, dynamic sound when properly maintained. A 110-page service manual with schematics is available for free, which makes it a favorite among DIY restorers who like its modularity and solid build.
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