| Technical Data | ||
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Specifications |
| EK 3253 |
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Frequency ranges |
| 518 – 554, 626 – 662, 740 – 776, 786 – 822, 830 – 866 MHz | |
Receiving frequencies |
| 16 | |
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| (tunable in steps of 5 kHz) |
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Switching bandwidth |
| 36 MHz |
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Modulation |
| FM stereo working on the pilot tone principle | |
Nominal/peak deviation |
| ± 24 kHz/± 48 kHz |
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Noise reduction system |
| Sennheiser HDX |
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AF frequency response |
| 40 – 15,000 Hz |
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| > 90 dB(A)rms (refers to overall link with SR 3254) | ||
Sensitivity (HDX, peak deviation) |
| typ. 1,5 µV at 52 dBArms S/N |
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Squelch |
| 4 steps: 0 – 25 dBµV |
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THD (at 1 kHz and nominal deviation) |
| ≤ 0,9 % |
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Headphone output |
| 3.5 mm jack socket |
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AF output power (peak deviation, 1 kHz AF) PHONES | 2 x 100 mW at 32 Ω |
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Power supply |
| 2 AA size batteries, 1.5 V |
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Operating time |
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with batteries |
| 6 – 10 h (depending on volume) |
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with BA 2015 accupack |
| 6 – 10 h (depending on volume) |
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Dimensions (mm) |
| 82 x 64 x 24 |
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Weight (incl. batteries) |
| approx. 200 g |
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Type approval |
| IC |
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| ETSI EN |
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Recommended Accessories |
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Description |
| Product | Cat. No. |
Stereo transmitter |
| SR 3254 | 500659 |
Twin stereo transmitter |
| SR 3256 | 500507 |
Earphones |
| IE4 | 500432 |
Accupack |
| BA 2015 | 009950 |
Charger for BA 2015 accupack |
| L 2015 | 009928 |
Ear sleeves, large, 10 pieces |
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| 512814 |
Ear sleeves, medium, 10 pieces |
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| 512815 |
Ear sleeves, small, 10 pieces |
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| 512816 |
Variants |
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EK 3253 A | Cat. No. 500522 | EK 3253 D | Cat. No. 500525 |
Frequency range 518 – 554 MHz |
| Frequency range 786 – 822 MHz | |
EK 3253 B | Cat. No. 500523 | EK 3253 E | Cat. No. 500 526 |
Frequency range 626 – 662 MHz |
| Frequency range 830 – 866 MHz | |
EK 3253 C | Cat. No. 500524 |
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Frequency range 740 – 776 MHz |
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01/06 Printed in Germany Sennheiser is a registered trademark of Sennheiser electronic GmbH & Co.KG. www.sennheiser.com
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