The RCA RL70-1 12-inch Field Coil Speaker is a legendary audio component that has been a staple in the world of hi-fi audio for decades. This speaker is known for its rich, full-bodied sound and exceptional clarity, making it a favorite among audiophiles and music enthusiasts.
The RCA RL70-1 is a 12-inch two-way speaker system, featuring a powerful neodymium magnet and a paper cone woofer. The speaker's field coil design provides greater efficiency and allows for more precise control of the magnetic field, resulting in a more accurate and detailed sound reproduction. The high-frequency response is handled by a titanium dome tweeter, which delivers clear, crisp highs with excellent detail and extension.
The speaker's frequency response ranges from 35 Hz to 20 kHz, making it suitable for a wide range of music genres. Its nominal impedance of 8 ohms and a power handling capacity of 50-150 watts make it compatible with a variety of amplifiers. The speaker's sensitivity is rated at 89 dB, ensuring that it delivers a loud and clear sound even at moderate power levels.
The RCA RL70-1 12-inch Field Coil Speaker comes with a set of binding posts that allow for bi-wiring or bi-amping configurations, providing users with greater flexibility in optimizing their audio system. The speaker's cabinet is made of high-quality MDF material, which reduces resonance and ensures that the sound is not colored by the speaker enclosure.
In summary, the RCA RL70-1 12-inch Field Coil Speaker is a high-performance audio component that delivers rich, full-bodied sound with exceptional clarity and detail. Its field coil design, powerful neodymium magnet, and titanium dome tweeter make it a favorite among audiophiles and music enthusiasts who seek a truly authentic and immersive listening experience. Whether you're listening to classical music, rock, or jazz, the RCA RL70-1 is sure to deliver a captivating and engaging performance.
The RCA RL70-1 12-inch field coil speaker is a vintage audio component that has gained popularity among audiophiles for its unique sound characteristics. Here are some pros and cons to help you decide if this speaker is the right choice for your audio setup:
Pros:1. Unique Sound Characteristics: Field coil speakers like the RCA RL70-1 produce a different sound compared to modern speakers. They offer a more natural and dynamic sound with better frequency response and transient response.
2. Vintage Appeal: The RCA RL70-1 has a classic design and is a great addition to any vintage audio setup.
3. Durable Construction: The speaker's heavy-duty steel chassis and high-quality components ensure long-lasting performance.
4. Adjustable Sensitivity: The speaker's sensitivity can be adjusted by changing the position of the field coil, allowing users to fine-tune the sound to their preferences.
Cons:1. Complex Setup: Setting up a field coil speaker like the RCA RL70-1 can be more complex than setting up modern speakers. Users need to adjust the position of the field coil for optimal sound and may need to use a transformer or a power amplifier with a high impedance output.
2. Limited Frequency Response: The speaker's frequency response is limited compared to modern speakers, and it may not produce the same level of bass.
3. High Impedance: The RCA RL70-1 has a high impedance of 8 ohms, which may require a more powerful amplifier to drive it effectively.
4. Expensive: Vintage field coil speakers like the RCA RL70-1 can be quite expensive, especially if they are in good condition and have low hours.
Conclusion:The RCA RL70-1 12-inch field coil speaker is a unique and high-quality audio component that offers a different sound experience compared to modern speakers. However, its complex setup, limited frequency response, high impedance, and expense may not make it the best choice for everyone. If you're an audiophile looking for a vintage speaker with a natural and dynamic sound, then the RCA RL70-1 could be an excellent addition to your audio setup. Otherwise, it may be worth considering a modern speaker that offers a more balanced frequency response and a simpler setup.
Recommendation:If you're interested in the RCA RL70-1 12-inch field coil speaker, I would recommend doing thorough research on how to set it up and use it effectively. You may also want to consider purchasing a good-quality transformer or a high-impedance power amplifier to ensure optimal performance. Ultimately, whether or not the RCA RL70-1 is the right choice for you depends on your personal preferences, audio setup, and budget. If you're unsure, I would recommend trying out a few different speakers to find the one that best suits your needs.
Details:
Field coil tests at 770 ohms. Here is a vintage Rca f12 field coil speaker. This was pulled from an Rca c7-6 radio.
specifications vintaspeaker:
- brand: Rca
- mpn: Rl70-1
- part type: Coil Speaker
- country of origin: United States
offer vintaspeaker:
- started: april 7, 2026
- options: ship-to-home
- in stock #: 5
- prices: $19.00–$3350.00
- item condition:
- Used
- Unspecified
- For parts or not working
- New
- availability: in stock
- sold #: 6
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general vintaspeaker:
- category: Electronics > Audio Video > Vintage Speakers
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- city: belleville, illinois
- # reviews: 11552
- rating: 100.0%
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- carrier: usps
- transit: 4-10 days
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returns vintaspeaker:
- policy: returns accepted
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- paid by: buyer
- method: money back