The device was professionally restored in the summer of 2025. During this, the mechanics and electronics were completely renovated, and about 150 parts were replaced. As a result, the tape recorder sounds clear and detailed, and the recording is perfect. It will be shipped carefully packaged. "Dual C 919 Cassette Recorder – Stereo Test from Issue 35/1976 The Dual C 919 cassette recorder, a new addition from the renowned manufacturer, was introduced in STEREO issue No. 16. It quickly established itself among high-end devices, garnering significant interest from enthusiasts and manufacturers alike. The C 919 aims to meet the exacting requirements of the HIFI-DIN 45500 standard, a benchmark that many smaller manufacturers struggle to achieve. Its performance parameters place it firmly in the realm of high-fidelity, promising minimal wow and flutter, a wide frequency response, and an excellent signal-to-noise ratio. The C 919 is also intended for family use, making it a versatile device suitable for various applications. Operational Highlights and Features: The C 919 boasts a horizontal and visible tape transport, allowing users to monitor tape movement. It features an illuminated tape compartment and a large, clear counter. The recorder incorporates an electronic speed control with a separate network part, ensuring stable playback. For recording, it offers automatic and manual level control, a useful feature for optimal recording quality. A special "Eject" mechanism handles cassette removal, which is mechanically operated via a separate button. The device also includes an automatic band-end shutdown, and the fast-forward/rewind functions are remarkably quick, advancing a C-60 cassette in just over a minute. This quick operation enhances user convenience, making tape navigation efficient. Further advancements in the C 919 include the Dolby-B noise reduction system, a crucial feature for achieving high-quality, low-noise recordings across different tape types. The C 919 is also equipped with a tape-type selector to optimize recording and playback for various formulations, including normal (Fe), chrome (CrO2), and ferrochrome (FeCr) tapes, ensuring universal compatibility. The unit's controls are intuitively laid out. It features separate input level sliders for microphone and line inputs, a balance control, and a limiter to prevent overloads during recording. The dual VU meters provide clear visual feedback on recording and playback levels. The C 919 also includes a headphone jack with a dedicated volume control, allowing for private listening and monitoring. Technical Specifications (Summary): Wow and Flutter: < 0.15% (DIN) Frequency Response: Fe-band: 35 Hz - 12 kHz (±3 dB) CrO2-band: 35 Hz - 14 kHz (±3 dB) FeCr-band: 35 Hz - 16 kHz (±3 dB) Signal-to-Noise Ratio (weighted): With Dolby: > 60 dB Without Dolby: > 52 dB Crosstalk: > 35 dB Erase Attenuation: > 66 dB Stereo Channel Separation: > 35 dB Inputs: Microphone (0.22 mV/4 kΩ), Line (DIN 1 mV/10 kΩ, Cinch 1.5 mV/22 kΩ) Outputs: Line (DIN 0.5 V, Cinch 0.5 V), Headphones (1.5 V/400 Ω) Dimensions: (approx.) 42 x 11 x 29 cm (W x H x D) The C 919 also features a memory stop function for precise tape navigation, allowing users to return to a specific point on the tape. The design emphasizes user-friendliness, with robust and tactile push-buttons for transport controls. The internal construction reveals a well-engineered layout with quality components, reflecting Dual's commitment to durability and performance. In conclusion, the Dual C 919 represents a sophisticated and user-friendly cassette recorder that meets the demanding standards of high-fidelity audio reproduction. Its versatility, robust construction, and advanced features like Dolby noise reduction make it an excellent choice for both demanding audiophiles and casual users seeking a reliable and high-quality recording and playback experience."