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您的位置：首页—产品展示-FMT10-25A 25瓦 专业调频广播激励器 (台湾进口) 大功率调频发射机 |
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| 专业调频广播激励器 |
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FMT10-25A 25瓦
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25瓦 专业调频广播激励器 (台湾进口)
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Description ：
- The FMT10-25A is a solid-state wideband FM exciter providing a continuously variable RF output form 0 to 25 watts into a 50 Ohm load at any frequency within the 87.5 to 108 MHz FM broadcast band in 10 kHz increments.
Features ：
- Easy and direct programming by digital front panel, Step 10 KHz.
- Soft-start from RF mute status.
- Adjustable power output from 0 to 25 W with automatic power control, maintaining the output at any fixed level.
- Available with External AUX/MPX input connectors.
- Meets or exceeds all FCC and CCIR requirements.
- High reliability provided by conservatively rated components.
- Modular layout with Plug-in, easy replaceable circuits and parts.
- Built-in stereo coder.
- Full protection for malfunction like reflected power and over temperature.
- Integrated LCD display for all transmit parameter.
Specification ：- Frequency range: 87.5 to 108 MHz, 10 KHz/Step
- Modulation: FM, ±75 KHz peak deviation
- Frequency stability: <±100 Hz
- RF output power: 0 to 25 W ±0.5 dB
- Max reflected power: 5 W
- Harmonic suppression: <-65 dBC
- RF output impedance: 50 Ω
- RF output connector: N type -female
- Audio/MPX input level: -10 to +13 dBm @±75 KHz deviation
- Audio/MPX input impedance: 10 KΩ / 600 Ω, Balanced / unbalanced
- Audio input connector: XLR-female
- AUX / MPX input level: -10 to +13 dBm @±75 KHz deviation
- AUX channel input impedance: 10 KΩ
- MPX and AUX input connector: BNC-female
- Pre-emphasis: 0 / 50 / 75 us
- S/N ratio Mono: >73 dB (20 to 20 KHz)
- S/N ratio Stereo: >68 dB (20 to 15 KHz)
- Distortion: <0.05% THD @± 75 KHz dev.
<0.2% THD @± 150 KHz dev. (limiter threshold > 150 KHz)
- Stereo crosstalk: >60 dB (100 to 5 KHz)
>50 dB (20 to 15 KHz) int. MPX encoder
>60 dB with ext. MPX encoder
- Audio channel frequency response: 20 to 15 KHz ± 0.15 dB
- MPX input frequency response: 10 to 100 KHz ± 0.15 dB
- AUX input frequency response: 10 to 100 KHz ± 0.15 dB
- Mains power supply requirements: 90~264VAC; 127~370VDC, Full range universal input
- Operating temperature range: -10 to 45 ℃
- Dimensions: 483 x 89 x 400 mm, rack std. 19” 2U
- Weight: 6.5 Kg
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