Einführung
The TEC TC-450 is a versatile mobile phono preamplifier designed to enhance your audio experience with turntables. It features a 70dB signal-to-noise ratio and a maximum distortion of 0.05%, ensuring clear and accurate sound reproduction. This unit offers flexible power options, operating on a single 9-volt battery for portability or via the included AC power adapter for continuous use. Its compact size and durable metal construction provide excellent shielding against noise, making it ideal for both home and on-the-go listening or recording.

Bild: The TEC TC-450 Mobile Phono Preamp unit shown alongside its included AC power adapter. The preamp is a compact, dark gray rectangular box with a power switch on the front panel.
Sicherheitshinweise
- Lesen Sie alle Anweisungen, bevor Sie das Gerät in Betrieb nehmen.
- Setzen Sie dieses Gerät weder Regen noch Feuchtigkeit aus.
- Die Lüftungsöffnungen dürfen nicht blockiert werden. Die Installation muss gemäß den Anweisungen des Herstellers erfolgen.
- Installieren Sie das Gerät nicht in der Nähe von Wärmequellen wie Heizkörpern, Heizregistern, Öfen oder anderen Geräten (einschließlich ampKonverter (Lüfter), die Wärme erzeugen.
- Verwenden Sie nur vom Hersteller angegebene Zusatzgeräte/Zubehör.
- Trennen Sie das Gerät bei Gewitter oder längerer Nichtbenutzung vom Stromnetz.
- Überlassen Sie alle Wartungsarbeiten qualifiziertem Servicepersonal. Eine Wartung ist erforderlich, wenn das Gerät in irgendeiner Weise beschädigt wurde.
Packungsinhalt
Bitte prüfen Sie das Paket auf folgende Artikel:
- TEC TC-450 Mobiltelefon-Phono-Vorverstärkeramp Einheit
- AC Power Adaptor (universal)
- RCA-Kabel
- Miniplug Adaptor
Produkt überview
Vorderseite
The front panel of the TC-450 features a simple power switch to turn the unit ON or OFF.
Rückseite
The rear panel provides all necessary audio input and output connections, as well as the power input.

Bild: Hinteren view of the TEC TC-450 Phono Preamp, showing the input and output RCA jacks, ground terminal, and DC12V power input. The inputs are labeled "PHONO (MM)" and outputs "Amp/Receiver".
- PHONO (MM) Input: RCA jacks for connecting your turntable.
- OUTPUT (Amp/Receiver): RCA jacks for connecting to your amplifier or receiver's auxiliary input.
- Erdungsklemme: For connecting the ground wire from your turntable to reduce hum.
- DC12V-Stromeingang: For connecting the included AC power adapter.
Aufstellen
1. Stromversorgung des Geräts
The TC-450 can be powered by either a 9-volt battery or the included AC power adapter.
- Batteriebetrieb:
- Suchen Sie das Batteriefach an der Unterseite des Geräts.
- Unscrew the two screws to open the compartment.
- Insert one 9-volt battery (not included), ensuring correct polarity.
- Close the compartment and secure with the screws.
- Wechselstrombetrieb:
- Connect the included AC power adapter to the DC12V input on the rear panel of the TC-450.
- Stecken Sie das Netzteil in eine normale Wandsteckdose.

Bild: The included AC power adapter, featuring a standard two-prong plug and a barrel connector for the preamp.
2. Audioverbindungen
Follow these steps to connect your turntable to your ampVerstärker oder Empfänger:
- Schließen Sie die RCA-Ausgangskabel Ihres Plattenspielers an den/die/das … an. PHONO (MM) Input jacks on the rear panel of the TC-450. Ensure left and right channels are correctly matched (red for right, white/black for left).
- Connect the included RCA cable from the OUTPUT (Amp/Receiver) jacks on the rear panel of the TC-450 to an available auxiliary (AUX) input on your amplifier or receiver. Do not connect to a "Phono" input on your receiver, as this will result in over-ampVerfälschung und Verzerrung.
- If your turntable has a ground wire, connect it to the Erdungsanschluss on the rear panel of the TC-450. This helps to minimize hum and noise.

Bild: A diagram illustrating the connection of a turntable to the TEC TC-450 Phono Preamp, and then from the preamp zu einem amplifier/receiver's auxiliary input. It also shows the optional DC12V adapter and 9V battery power options, and the ground wire connection.
Bedienungsanleitung
- Ensure all connections are secure as described in the "Setup" section.
- Schalten Sie Ihr amplifier or receiver and select the input source to which the TC-450 is connected (e.g., AUX, CD, LINE IN).
- Flip the power switch on the front panel of the TC-450 to the ON Position.
- Start playing your record on the turntable. Adjust the volume on your ampVerstärker oder Receiver auf die gewünschte Hörlautstärke.
- When finished, flip the power switch on the TC-450 to the AUS position and turn off your other audio equipment.
The TC-450 applies RIAA equalization, which is essential for accurate playback of vinyl records, ensuring a flat frequency response from 20Hz to 20,000Hz with a tolerance of +/- 0.5dB.
Wartung
- Reinigung: Reinigen Sie die Außenseite des Geräts mit einem weichen, trockenen Tuch. Verwenden Sie keine flüssigen Reiniger oder Sprays.
- Batteriewechsel: If using battery power and the sound becomes weak or distorted, replace the 9-volt battery as described in the "Setup" section.
- Lagerung: If the unit will not be used for an extended period, remove the 9-volt battery to prevent leakage. Store in a cool, dry place.
Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Kein Ton oder nur sehr leiser Ton. |
|
|
| Summen oder Brummen. |
|
|
| Verzerrter Ton. |
|
|
Technische Daten
- Modell: TC-450
- Signal-Rausch-Verhältnis (S/N): >70 dB
- Maximum Distortion: 0.05 %
- RIAA Frequency Response: 20Hz-20,000Hz +/- 0.5dB
- Stromversorgung: 9V battery (not included) or DC12V AC adapter (included)
- Buben: Gold-plated RCA
- Casing: Black anodized metal
- Abmessungen (Paket): 6 x 4 x 3 Zoll (ca.)
- Artikelgewicht: 1.45 Pfund (ca.)
- Zertifizierungen: CE-zertifiziert
Garantie und Support
This product comes with a standard manufacturer's warranty. For specific warranty details, please refer to the documentation included with your purchase or contact your retailer. For technical support or service inquiries, please contact the manufacturer or your point of purchase.