
20-307 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $6.98 | Condition is New, AC-DC Adapter Charger for Radio Shack Model NO 20-307 Power Supply Mains PSU, shipping cost = $5.99 | 99.1% |
![]() | $8.36 | Condition is New, AC Adapter Charger for Radio Shack Model NO 20-307 Power Supply Cord Mains PSU, shipping cost = $5.99 | 99.4% |
![]() | $13.19 | Top Pick! Condition is New, UL 5ft AC Adapter Charger for Radio Shack Model NO 20-307 Power Cord Mains PSU, FREE SHIPPING | 99.6% |
![]() | $13.57 | Condition is New, UL AC/DC Adapter Charger for Radio Shack Model NO 20-307 Power Supply Cord Mains, FREE SHIPPING | 99.5% |
![]() | $10.49 | Condition is New, AC Adapter Charger for Radio Shack Model NO 20-307 Power Supply Cord Mains PSU, shipping cost = $5.99 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $14.75 | Condition is For parts or not working, Radio Shack Cat# 20-307 PRO-50 20-Channel Programmable Scanner NOT TESTED, shipping cost = $7.90 | 99.4% |
![]() | $9.09 | Condition is For parts or not working, Radio Shack Cat# 20-307 PRO-50 20-Channel Programmable Scanner Parts, shipping cost = $14.35 | 100.0% |
![]() | $15.99 | Condition is For parts or not working, Radio Shack Model No 20-307 Pro-50 Scanning Receiver, shipping cost = $9.35 | 100.0% |
![]() | $17.99 | Condition is For parts or not working, Radio Shack 20-Channel Portable Scanner Cat. No. 20-307 READ POWERS ON, shipping cost = $9.69 | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $7.99 | Condition is Used, Radio Shack Pro 50 20 Channel Programmable Scanner Model 20-307 No Battery Cover, shipping cost = $7.99 | 100.0% |
![]() | $10.45 | Condition is Used, Radio Shack - Pro 50 / 20 Channel Programmable Scanner Model #20-307 , shipping cost = $6.65 | 99.3% |
![]() | $12.99 | Condition is Used, Radio Shack Pro 50 20 Channel Programmable Scanner Model 20-307 EUC Untested , shipping cost = $12.83 | 98.9% |
![]() | $19.99 | Condition is Used, Radio Shack Pro-50 Portable Handheld Scanner Programmable 20 Ch Police Fire, shipping cost = $6.99 | 100.0% |
![]() | $34.99 | Condition is Used, Radio Shack Pro 50 20 Channel Programmable Scanner Model 20-307 Powers On, FREE SHIPPING | 98.6% |
![]() | $24.99 | Top Pick! Condition is Used, Radio Shack Pro-50 Scanner Programmable Portable Police Scanner 20 Channel WORKS, shipping cost = $16.45 | 100.0% |
![]() | $40.00 | Condition is Used, Radio Shack Pro 50 20 Channel Programmable Scanner Model 20-307 , shipping cost = $9.69 | 100.0% |
![]() | $39.99 | Condition is Used, RADIO SHACK PRO-50 20 Channel Scanner 20-307 UHF VHF Hi Lo Programmable USED, shipping cost = $12.99 | 99.3% |
![]() | $39.95 | Condition is Used, Radio Shack Pro 50 20 Channel Programmable Scanner Model 20-307 EUC, shipping cost = $18.15 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $11.99 | Top Pick! Condition is Good, Radio Shack PRO-50 Programmable Scanner Instructions M1 , shipping cost = $5.97 | 99.9% |

The RadioShack PRO-50 Programmable Scanner M1 (model number 20-307) is a versatile and powerful handheld radio scanner designed for hobbyists and professionals seeking to monitor various communications bands. This device offers impressive features that cater to a wide range of applications, from public safety and emergency response to aviation and railroad enthusiasts.
The PRO-50 scanner is programmable, allowing users to customize their scanning experience. It features 128 programming slots for storing and recalling your favorite frequencies, with an easy-to-use keypad interface for quick access. The device supports both VFO and list scanning modes, providing flexibility depending on your needs.
This scanner covers a broad spectrum of frequency bands, including VHF, UHF, and trunking systems. It can scan police, fire, EMS, ambulance, aircraft, railroad, marine, and other various communication systems. With a frequency range of 25 MHz to 1 GHz, you can monitor an extensive range of communications activities.
The PRO-50 scanner features a high-resolution, backlit LCD display that provides clear and concise information about the channels being monitored. The device also includes a built-in speaker for audible alerts and an optional earphone jack for private listening.
The ergonomic design of the PRO-50 scanner ensures a comfortable grip and easy-to-use controls. It comes with a rechargeable battery and a charging cradle, allowing for convenient charging and extended use. The scanner is compact and lightweight, making it easy to carry and use on the go.
Additionally, the PRO-50 scanner supports CTCSS and DTCS encoding, allowing for more precise scanning and filtering of specific communications. It also includes a scan list function, scan delay, and scan pause features for more advanced scanning capabilities.
In summary, the RadioShack PRO-50 Programmable Scanner M1 (model number 20-307) is a powerful and versatile handheld radio scanner with a broad frequency range, programmable features, and advanced scanning capabilities. It offers an extensive range of applications for hobbyists and professionals seeking to monitor various communication systems.
Pros and Cons of buying a RadioShack Pro-50 Programmable Scanner M1 (20-307)
The RadioShack Pro-50 Programmable Scanner M1 (model 20-307) is a popular choice for hobbyists and professionals looking for a versatile scanning solution. Here are some key advantages and disadvantages to help you make an informed decision.
Pros:1. Programmability: The Pro-50 scanner can be programmed to scan specific frequencies, making it ideal for monitoring specific agencies or channels.
2. Wide Frequency Coverage: This scanner can scan frequencies from 25 MHz to 1.3 GHz, providing extensive coverage for various communication systems.
3. Easy-to-Use Interface: The Pro-50 scanner has a user-friendly interface, allowing users to easily navigate and customize settings.
4. Battery Life: With a rechargeable battery, the Pro-50 scanner offers a long battery life, ensuring users can stay connected for extended periods.
5. Affordability: Compared to other programmable scanners, the Pro-50 is relatively affordable, making it an excellent option for those on a budget.
Cons:1. Limited Memory Capacity: The Pro-50 scanner has a limited memory capacity, which may not be suitable for users who need to store a large number of frequencies.
2. No Bluetooth or Wi-Fi Connectivity: This scanner does not offer Bluetooth or Wi-Fi connectivity, which could be a drawback for users who prefer a wireless setup.
3. No GPS Capability: The Pro-50 scanner does not have GPS capabilities, which may limit its usefulness for those who require location-based scanning.
4. No Keypad: The Pro-50 scanner does not have a keypad, which could make certain functions more difficult for users who prefer a more tactile interface.
Conclusion:The RadioShack Pro-50 Programmable Scanner M1 (20-307) offers a range of benefits, including wide frequency coverage, programmability, user-friendly interface, long battery life, and affordability. However, it also has limitations, such as limited memory capacity, no Bluetooth or Wi-Fi connectivity, no GPS capability, and no keypad.
If you're looking for a versatile and affordable programmable scanner with extensive frequency coverage and a user-friendly interface, the Pro-50 scanner could be an excellent choice. However, if you require a large memory capacity, wireless connectivity, GPS capability, or a keypad, you may want to consider other options. Ultimately, the decision depends on your specific needs and preferences.
Recommendation:If the Pro-50 scanner's features meet your requirements and you're looking for an affordable, programmable scanner with extensive frequency coverage and a user-friendly interface, the RadioShack Pro-50 Programmable Scanner M1 (20-307) is a solid choice. However, if you need additional features or a more advanced scanning solution, consider exploring other options in the market.
Details:
Small technical manual in usable, readable condition, as shown. Including possible light water spots/wrinkling. Please see the photos of actual item for a better idea condition. And sensuous gadgets who put our vintage machines to daily use.
specifications vintamanual:
- brand: Radioshack
- mpn: 20-307
- part type: Radio Scanner
returns vintamanual:
- method: money back
- policy: returns accepted
- paid by: seller
- time: 30 days
payments vintamanual:
- other
- wallet: google-pay
- credit card: mastercard
seller vintamanual:
- city: stevensville, montana
- rating: 99.8%
- # reviews: 1410
general vintamanual:
- category: Electronics > Audio Video > Parts Accessories > Vintage Manuals
shipping vintamanual:
- transit: 5-9 days
- carrier: usps
- class: standard
- service: usps ground advantage
- type: fixed
offer vintamanual:
- sold #: 18
- in stock #: 5
- availability: in stock
- options: ship-to-home
- prices: $6.98–$40.00
- item condition:
- New
- For parts or not working
- Used
- Good
- started: april 27, 2025
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