
( Brand: Rca ), ( Manufacturer Part Number: 11801-B ), ( Model: 70-D / MI 11801-B ), ( Part Type: Turntable )
The RCA 11801-B 70-D Transcription Turntable, originally crafted for the Chicago area and beyond, stands as a relic of mid-20th-century engineering precision, designed to deliver unparalleled clarity and reliability in the transcription of audio recordings. This robust machine, part of RCA s esteemed line of professional-grade equipment, embodies the era s commitment to durability and performance, making it an invaluable asset for studios, offices, and archives where accuracy and consistency were paramount. Built with a sturdy metal chassis, the 11801-B features a direct-drive motor system that ensures smooth, vibration-free operation, critical for capturing high-fidelity audio without the distortion often associated with belt-driven alternatives. The turntable s counterbalanced tonearm, equipped with a high-quality stylus, glides effortlessly across records, minimizing surface noise and maximizing signal integrity essential for transcription work where every nuance must be preserved. The 70-D model, in particular, highlights RCA s attention to detail with its precision-engineered platter, which balances records with remarkable stability, reducing wobble and enhancing playback accuracy. This turntable s robust construction and thoughtful design make it ideal for environments where equipment must withstand frequent use, such as transcription labs or broadcast facilities. Whether used for duplicating recordings, creating reference copies, or preserving historical audio, the RCA 11801-B 70-D remains a testament to the enduring legacy of analog audio technology, offering a blend of mechanical solidity and sonic fidelity that continues to impress even by today s standards.
### **Pros and Cons of buying a RCA 11801-B 70-D Transcription Turntable (Chicago Area)**
#### **Pros:** The RCA 11801-B 70-D is a classic transcription turntable designed for high-quality audio recording and playback. Here are its key advantages:1. **Vintage Sound Quality** Built in the 1950s, this turntable was engineered for professional audio recording, delivering warm, detailed sound with minimal distortion. Its mechanical design and high-quality components (such as the aluminum tonearm and stylus) contribute to a rich, analog listening experience.
2. **Durability and Build Quality** RCA was known for robust construction in its prime, and this model reflects that. The turntable is made of metal, which adds weight and stability, reducing vibrations that could affect playback. The motor and drive system are designed to last decades with proper maintenance.
3. **Versatility for Recording** Originally used in transcription studios, this turntable is capable of high-fidelity recording onto analog media (such as reel-to-reel tape or acetate discs). Its direct-drive motor ensures consistent speed, which is critical for accurate recordings.
4. **Collectible and Nostalgic Value** For audiophiles, vintage RCA equipment holds historical and sentimental value. The 11801-B is a sought-after piece, especially in well-preserved condition, making it a potential investment for collectors.
5. **Compatibility with Modern Equipment** While it lacks built-in electronics, the RCA 11801-B can be paired with modern preamps, phono stages, or even DIY setups. Its direct-drive design makes it easier to integrate with modern audio systems compared to some belt-driven turntables.
6. **Low Maintenance (When Properly Serviced)** Unlike some modern turntables that rely on delicate electronics, this mechanical unit requires mostly physical upkeep (e.g., stylus replacement, lubrication). However, it does need occasional servicing to maintain optimal performance.
7. **Aesthetic Appeal** The RCA 11801-B has a sleek, mid-century modern design that fits well in both vintage and contemporary audio setups. Its polished metal finish and ergonomic controls add a touch of elegance.
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#### **Cons:** While the RCA 11801-B is a remarkable piece of equipment, it comes with several limitations:1. **No Built-In Electronics** Unlike modern turntables, this model does not include a phono preamp or tonearm control. You ll need to purchase a separate phono stage or preamp to connect it to an amplifier or recording device. This adds to the cost and complexity of setup.
2. **Direct-Drive Motor Limitations** While direct-drive motors are generally more accurate than belt-driven ones, they can be heavier and may introduce slight vibrations if not properly isolated. The RCA 11801-B s motor is robust but may require a sturdy stand or anti-vibration pads for optimal performance.
3. **Stylus and Wear Issues** As with any vintage turntable, the stylus (needle) will degrade over time and may require frequent replacement. The original stylus may not be ideal for modern records, and aftermarket replacements (such as Shibata or Nagaoka) may be needed for best results.
4. **No Built-In Speed Control** The RCA 11801-B operates at a fixed speed (typically 33 RPM, though some models may have a 45 RPM option). Unlike modern turntables with variable speed settings, you cannot adjust playback speed without modifying the unit.
5. **Maintenance Requirements** While mechanical, this turntable still requires periodic servicing, including:- **Lubrication** of the tonearm and motor bearings.
- **Alignment** of the tonearm (tracking angle and anti-skating).
- **Cleaning** of the platter and stylus to prevent wear on records.
Failure to maintain it properly can lead to poor sound quality or damage to records.
6. **Limited Availability of Parts** Finding original RCA parts (such as motors, tonearms, or controls) can be challenging. While aftermarket parts exist, they may not always match the original specifications perfectly.
7. **Power and Connectivity Challenges** The RCA 11801-B may require a 110V power source (common in the U.S.), which could be an issue if used internationally without a voltage converter. Additionally, audio outputs may be RCA phono jacks, which may not be compatible with all modern equipment without adapters.
8. **Potential for Hidden Damage** Since this is a used vintage item, there s a risk of hidden issues such as:- **Motor wear** leading to speed inconsistencies.
- **Cracked or warped platters** affecting rotation.
- **Corroded or damaged wiring** in the tonearm or controls.
A thorough inspection by a professional is recommended before purchase.
9. **Learning Curve** Operating a vintage turntable requires some knowledge of analog audio principles. Users may need to research proper handling techniques, stylus care, and alignment procedures to get the best performance.
10. **Cost of Accessories** Beyond the turntable itself, you ll likely need to invest in:- A phono preamp or phono stage.
- High-quality cables (balanced or unbalanced, depending on your setup).
- Anti-vibration pads or a dedicated turntable stand.
- Cleaning supplies (such as anti-static brushes and stylus cleaning kits).
These additional costs can add up quickly.
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### **Conclusion:**The RCA 11801-B 70-D is a **high-quality, mechanically sound turntable** that excels in sound fidelity and durability, making it an excellent choice for audiophiles, collectors, or those interested in vintage audio technology. Its direct-drive motor, robust construction, and historical significance ensure a premium listening experience, especially when paired with modern preamps and proper maintenance.
However, its **lack of built-in electronics, maintenance requirements, and compatibility issues with modern equipment** make it less convenient for casual users or those seeking plug-and-play functionality. It is best suited for:
- **Serious collectors** who appreciate vintage design and sound.
- **Audio enthusiasts** willing to invest time in setup and upkeep.
- **Recording professionals** or hobbyists who need a reliable, high-fidelity transcription turntable.
- **DIY audio engineers** who enjoy restoring and modifying vintage equipment.
For **budget-conscious buyers or beginners**, a modern turntable with built-in phono preamps and easier maintenance may be a more practical choice. But for those who value **authentic analog sound and craftsmanship**, the RCA 11801-B remains a **highly recommended investment**.
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### **Recommendation:** If you re in the **Chicago area** and considering purchasing this turntable, follow these steps to ensure a good buy: 1. **Inspect Thoroughly** Look for signs of wear, such as:- A smooth, even platter rotation (no wobble or skipping).
- A clean, properly aligned tonearm with no visible damage.
- Intact wiring and controls (test the power switch and speed selector if applicable).
- A stylus that is not excessively worn or damaged.
2. **Test the Sound Quality** Play a known reference record (such as a classical or jazz LP) and listen for:- Clear, detailed audio with minimal distortion.
- Consistent speed (no speed fluctuations).
- No crackling or popping that could indicate motor or wiring issues.
3. **Check for Servicing History** Ask the seller if the turntable has been professionally serviced recently. A well-maintained RCA 11801-B will perform far better than one that has been neglected.
4. **Budget for Accessories** Account for the cost of a phono preamp, cables, and any necessary repairs or upgrades (e.g., replacing the stylus or lubricating parts).
5. **Consider Alternatives** If the RCA 11801-B is out of your price range or seems too high-maintenance, explore modern alternatives like:- **Technics SL-1200G** (reliable, direct-drive, widely available).
- **Pro-Ject Debut Carbon EVO** (budget-friendly, high-quality sound).
- **Revolution RTX-1** (direct-drive, modern features, great for beginners).
6. **Purchase from a Trusted Seller** Buy from a reputable dealer, auction house (with a return policy), or a seller with verified feedback. Avoid deals that seem too good to be true, as they may indicate hidden problems.
**Final Verdict:** If you re committed to vintage audio and willing to put in the effort, the **RCA 11801-B 70-D is an outstanding purchase** that will reward you with decades of high-fidelity playback. However, if convenience and ease of use are priorities, a modern turntable may be a more practical choice. Always prioritize condition, sound quality, and seller reputation when making your decision.
Unit powers up and runs but has not been used for many years could probably use a proper cleaning lubrication. The BE-1A Reproducing Filter has not been tested. Runs at speeds of 33 / 45 78 rpm. See pics for item and condition.
Includes a Blackstone Tonearm and an RCA BE-1A Reproducing Filter. There is a cutout for second tonearm that covered with removable decorative black plate. There is no cartridge in the tonearm. Rare RCA 70-D / MI-11801-B Transcription Turntable.
Unit was once installed at the WMAQ TV studios in Chicago.