Realistic STA-2500 (1984–1985)
At 100 watts per channel into 8 ohms, it put out serious power for its time. It also had a digital dial with a red glow.
Overview
The Realistic STA-2500 was sold by Radio Shack/Tandy Corporation under the Realistic brand. It was a high-performance receiver for enthusiasts who wanted power and modern tuning convenience without paying boutique prices. It shows up in a 1986 catalog, but production is confirmed to have run from 1984 to 1985, with some units reportedly built as early as January 1984. Radio Shack described it as "one of the finest stereo receivers we've ever offered." That is a bold claim from a brand known more for accessibility than audiophile acclaim, and owners and reviewers have since echoed it.
Its identity as a receiver is definitive, despite one confusing mention in the original catalog referencing a "cue lever" and record playback — features belonging to a turntable, not a receiver, and likely a misprint or catalog error. No other documentation supports such functionality, and all verified units are consistent with a full-featured AM/FM stereo receiver.
Owners report that the STA-2500 pairs a classic front panel - wide faceplate, centered display, flanking knobs - with a digital tuning display and synthesized frequency lock. That suited people who were wary of fully digital interfaces but wanted better tuning stability and accuracy than an analog dial gives. It tuned the standard FM and MW (medium wave) bands and gave reliable reception for its era.
Specifications
| Manufacturer | Realistic (Radio Shack/Tandy Corporation) |
| Product Type | AM/FM Stereo Receiver |
| Power Output | 100 watts per channel into 8Ω (stereo) |
| Tuning Range | FM, MW |
Key Features
Digital Synthesized Tuning with Numeric Display
Earlier tuners relied on analog needle meters and variable capacitors. The STA-2500 uses digital synthesized tuning instead. The system uses phase-locked loop (PLL) technology to lock onto stations, which reduces drift and improves signal clarity. The digital dial shows frequencies as numbers, and when the unit powers on it glows a soft red LED. According to owners, the modern tuning with a traditional control layout made it easy to approach for tech-savvy users and for people coming from analog gear.
100 Watts per Channel into 8 Ohms
The STA-2500 is rated at 100 watts per channel into 8 ohms, which was substantial power for a mid-tier receiver of the mid-1980s. That was enough to drive a wide range of the bookshelf and floor-standing speakers common at the time. One Facebook group post claims output rises to "175 to 180 WPC with a 4 Ohm load," but no other source backs that up and no official documentation confirms performance into 4 ohms. The 8-ohm rating is the only verified power spec.
Collectibility & Value
Original pricing is slightly contested. One HiFiEngine user recalls a $500.00 retail tag, while a Facebook group post cites $599.99 in 1980, which predates the unit’s confirmed 1984-1985 production run. There is no official catalog pricing and the recall-based figures disagree, so the true MSRP is uncertain. On the secondary market, units have appeared for sale at $175 AUD (Stereonet, 2019) and $200 USD, though current values are not tracked systematically.
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Related Models
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- Marantz 2226B (1979-1980)
- Marantz 2235 (1974-1977)
- Marantz 2238B (1978-1980)
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