Description
EK JAPAN TU-8550N BUILT-IN PHONO AMP VACUUM TUBE PREAMP KIT 100V NO VACUUM TUBE
※This product is designed for use with Japan's 100V power supply. When using it outside Japan, please make sure to check your local voltage and always use a voltage converter that supports the power consumption of this device.
*Vacuum tubes are not included and must be purchased separately.
| Section | Specification |
|---|---|
| Circuit Configuration / Tubes Used | |
| Line (Flat) Amplifier | 2 × 12AX7, 1 × 12AU7, single-ended input/output |
| Phono Equalizer Amplifier | 2 × 12AX7, 1 × 12AU7, CR-type RIAA equalizer amplifier |
| A Power Supply | DC heating (all tubes) |
| B Power Supply | MOSFET-based slow-start regulated power supply |
| Phono Equalizer Section | |
| Maximum Output Voltage | 20 Vrms (1 kHz) |
| Gain (1 kHz) | 29 dB |
| Residual Noise | 50 μV (IHF-A weighted) |
| RIAA Deviation | Within ±0.5 dB (20 Hz – 20 kHz) |
| Input Impedance | 47 kΩ (for MM cartridges) |
| Flat Amplifier Section | |
| Maximum Output Voltage | 20 Vrms (1 kHz) |
| Maximum Gain | Approx. 17 dB (approx. 7×) |
| Frequency Response | 5 Hz – 200 kHz (–3 dB) |
| Residual Noise | 15 μV (IHF-A weighted) |
| General | |
| PHONO IN | RCA jack, for MM cartridges, 47 kΩ |
| LINE IN | 4 inputs: LINE 1, 2, 3 (RCA jacks), LINE 4 (3.5 mm stereo mini jack on front panel) |
| PRE OUT | 2 sets of RCA jacks (parallel output) |
| REC OUT | 1 set of RCA jacks |
| Power Supply Voltage | AC 100V, 50/60 Hz, IEC 3-pin inlet |
| Rated Power Consumption | 23 W |
| Dimensions | W 352 × H 66 × D 298 mm (including protrusions) |
| Weight | Approx. 3.9 kg (assembled) |
Shipping
●Handling time: This item will be shipped as soon as it is ready for dispatch.
●Delivery: Delivered by FedEx, UPS, DHL or Japan Post. (*Additional charges may apply for shipping to P.O. Box and remote areas.)