Make
Astatic
Model
D-104
Catalog #
53A006
Year
1956
Orig Price
$14.47 (1956)
Communications crystal microphone with high output (-45 db) and speech-tailored frequency response 30 to 7500 cps.
Technical Specifications
| Manufacturer | Astatic |
| Model | D-104 |
| Device Function | Communications Crystal Microphone |
| Output Level | High output (-45 dB) |
| Frequency Response | Speech-tailored response 30 to 7500 cps |
| Application | Voice communications and amateur radio station microphone |
| Years Manufactured | 1956 |
| Original Price | $14.47 (1956) |
References
- Radiomuseum – Astatic D-104 Microphone – Technical specifications and element design.
- RigReference – Astatic D-104 – Historical profile, reviews, and impedance matching guide.