
274-017B Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $14.98 | Condition is Used, Radio Shack 274-017B Impedance Transformer Hi-Z/Lo-Z Silver, shipping cost = $11.35 | 100.0% |
![]() | $42.53 | Condition is Used, Lot Radio Shack 274-017b Hi-z Unbalanced Lo-z Balanced Microphone Connector, shipping cost = $7.85 | 100.0% |

The Radioshack 274-017B Hi-Z Unbalanced to Lo-Z Balanced Microphone Adapter is a versatile and essential tool for anyone looking to connect unbalanced microphones to balanced microphone inputs or mixing consoles. This adapter is designed to ensure optimal signal transfer and minimize noise and interference.
The Hi-Z (High Impedance) side of the adapter is intended for use with microphones that have an impedance of 150 ohms or more. These microphones typically include dynamic microphones and ribbon microphones. The Unbalanced connection on this side of the adapter utilizes three conductors: one for the microphone signal, one for the ground, and one for the shield or sleeve.
The Lo-Z (Low Impedance) side of the adapter is designed for use with balanced microphone inputs or mixing consoles, which have an impedance of 1-300 ohms. This side of the adapter features a Balanced connection with three conductors: two for the positive and negative signal, and one for the ground.
The adapter also includes a transformer that ensures the proper voltage level for the balanced input, making it suitable for use with both professional and home recording setups. The transformer also helps to eliminate any potential hum and noise caused by ground loops.
The Radioshack 274-017B Hi-Z Unbalanced to Lo-Z Balanced Microphone Adapter is constructed with high-quality components to ensure durability and reliability. The adapter is compact and portable, making it easy to transport between recording sessions or live performances. It is also backed by the Radioshack brand, which is known for producing high-quality electronic components and accessories.
In summary, the Radioshack 274-017B Hi-Z Unbalanced to Lo-Z Balanced Microphone Adapter is a versatile and essential tool for anyone looking to connect unbalanced microphones to balanced microphone inputs or mixing consoles. With its high-quality components, transformer for noise reduction, and compact design, it is an excellent choice for both professional and home recording setups.
The Radioshack 274-017B Hi-Z Unbalanced to Lo-Z Balanced Microphone Adapter is a simple yet effective solution for connecting unbalanced microphones to balanced XLR inputs. Here are some potential pros and cons to help you make an informed decision about purchasing this adapter.
Pros:1. Versatile: This adapter can be used with various types of microphones that have unbalanced 1/4" connectors, such as condenser microphones, dynamic microphones, and instrument microphones.
2. Balanced connection: The balanced XLR output ensures that the signal is more resistant to electrical noise and interference, resulting in a clearer and more reliable audio output.
3. Durable: The adapter is made of high-quality materials, making it a durable and long-lasting solution for connecting microphones to XLR inputs.
4. Affordable: The Radioshack 274-017B adapter is relatively inexpensive compared to other similar adapters in the market, making it an affordable option for those on a budget.
Cons:1. Limited functionality: This adapter only converts the impedance of the microphone signal, and it does not offer any additional features such as phantom power or equalization.
2. Potential signal loss: Balanced connections typically provide a better signal-to-noise ratio, but they also result in some signal loss due to the conversion process. This may not be a significant issue for most applications, but it is something to consider.
3. Limited compatibility: While the adapter can be used with a wide range of microphones, it may not be compatible with all types of microphones or preamps. It is always a good idea to check the specifications of your equipment before making a purchase.
Conclusion:The Radioshack 274-017B Hi-Z Unbalanced to Lo-Z Balanced Microphone Adapter is a simple and effective solution for connecting unbalanced microphones to balanced XLR inputs. It offers versatility, durability, and affordability, making it a popular choice for many recording applications. However, it does have some limitations, such as limited functionality and potential signal loss, which should be considered before making a purchase.
Recommendation:If you need to connect an unbalanced microphone to a balanced XLR input, the Radioshack 274-017B Hi-Z Unbalanced to Lo-Z Balanced Microphone Adapter is a reliable and affordable option to consider. However, it is important to ensure that your equipment is compatible with this adapter before making a purchase. Additionally, if you require additional features such as phantom power or equalization, you may need to consider other options or additional equipment.
Details:
Radio shack 274-017B hi-z unbalanced to lo-z balanced adapter, used but in great shape - works well adapter.
specifications audioproequip:
- brand: Radioshack
- mpn: 274-017b
- model: Radioshack 274-017b
- compatible brand: Universal
- type: Audio
- features: Microphone
offer audioproequip:
- sold #: 18
- availability: in stock
- price: $42.53
- item condition: Used
- in stock #: 2
- started: july 1, 2025
- options: ship-to-home
seller audioproequip:
- # reviews: 1399
- rating: 100.0%
- city: melbourne, florida
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
payments audioproequip:
- wallet: paypal
- other
- credit card: discover
returns audioproequip:
- policy: no returns
shipping audioproequip:
- type: fixed
- carrier: usps
- transit: 4-9 days
- service: usps first class large envelope
- class: standard

