TX10KPSS General Description

TX10KPSS简介

●The TX10KPSS is a RF transmitter for frequency modulation sound broadcasting. It is a fully solid-state apparatus of modern design that uses MOSFET as active components in the FM amplifying modules.

TX10KPSS是一个用于调频广播的RF发射机。这种在调频功放模块中使用可热插拔的MOSFET器件的发射机是一个现代的全固态发射机。

●In this manual is represented one of the possible configurations of the TX10KPSS transmitter. The exciter, here shown as RVR’s PTX-LCD, can substituted.

在这本手册中提供了可能的TX10KPSS的结构, 其中RVR的PTX-LCD激励器是可以替换的。

Composition

构成

●TX10KPSS transmitter is made up of:

TX10KPSS发射机的组成:

1) 2PJ5KPS amplifiers, each composed by:

2个PJ5KPS功放

● 5 1.2KW RF amplifier modules

5个1.2KW RF功放模块

● 1 Control unit

1个控制单元

● 1 or 2 Power supply unit carriages

1或者2个电源

● 1 Splitter/Input RF

1个RF输入分配器

2) 1 Combiner for amplifiers RF outputs;

1个合成器来合成所有功放RF输出的

3) 1 HC2 splitter to split the driver power;

1个HC2来分配驱动功率

4) 2 PTX100LCD exciters in automatic changeover configuration;

2个PTX100LCD/S来作为自动切换激励器

5) 1 SCM1+1LCD automatic changeover unit;

1个SCM1+1LCD自动切换单元

6) 1 2.5KW dummy load for the absorption of the unbalanced power of the two 5KW amplifiers.

1个2.5KW的假负载来吸收两个5KW功放的不平衡功率。

●The standard configuration of the TX10KPSS foresees two 19" -40HE racks (see figure 4-1). The manufacturer will produce upon customers request special configurations, see the example in figure 4.2.

以上是标准的TX10KPSS的结构并且配有2个19" -40HE机柜 (参见图4-1)。发射机的结构同时也可根据客户的需要更改，见图4.2。

Technical specifications

技术说明

●The following table gives an overview of the main specifications of the transmitter. More data (for example input type or A/F response) are given in the exciter’s manual.

以下表格提供此发射机的主要参数的大略，更多数据(例如输入型号和A/F响应)可参照激励器手册。

●Frequency range:                           87.5 MHz to 108 MHz

频率范围：                             87.5～108MHz

●Spurious & Harmonic suppression: meets or exceeds all FCC (85dB typical)

谐波抑制                                符合或超过FCC和CCIR要求 (典型85dB)

●Preemphasis:                                  75μS or 50μS

预加重                                    75μS或50μS

●Input Level:                                    from +14 to –13 dBm, 1dB step front panel selectable

                                                            internal continuously selectable

音频输入电平                         +14～-13dBm, 外部通过面板1dB步进选择,

                                                内部连续可选

●Frequency response:                     ±0.5dB , from 20Hz to 15KHz

频响                                        ±0.5dB ,   20Hz～15KHz

●Total harmonic distortion:             <0.02% (typical 0.01%)

总谐波失真                             <0.02% (典型0.01%)

●FM S/N ratio:                                 >85dB (typical 90dB) below +75KHz deviation at

                                                            400Hz measured in a 20Hz to 20KHz bandwidth,

                                                            with 25-50-75 microsec de-emphasis

调频信噪比                             >85dB (典型90dB)在20Hz～20KHz,

                                                25μS-50μS-70μS去加重,400Hz,100%调制

●Stereo separation:                          >53dB (60dB typical)

立体声分离度                         >53dB (典型60dB)

●Exciting power                                Approx. 40W

激励功率                                近似40W

●Nominal RF power                         10000W

RF功率                                  10000W(1-10000W可调)

●Max. Continuous RF power          11000W

最大可持续RF功率               11000W

●Power supply voltage                     400V Three-phase, 3F+N

电源电压                                400V 三相， 3F+N

●Ambient temperature range:         -10°C～50°C

工作环境温度                         -10°C～50°C

●Consumption                                  <16.5KW

功耗                                        <16.5KW

●Weight                                            1100kg

重量                                        1100KG

●R.F. output connector:                   1 5/8 EIA

RF输出连接器                       1 5/8法兰盘

●R.F. output impedance:                  50 Ohm

RF输出阻抗                           50欧姆

●SCA input                                       3 unbalanced    “BNC” type

SCA输入                                3个不平衡 “BNC” 连接器

●SCA input impedance:                   10Kohm

SCA输入阻抗                        10K欧姆

●SCA input levels:                           +10 to –20dBm adjustable

SCA输入电平                        +10～-20dBm可调

●Remote Connector:                       “DB15 female” type

遥控控制接口                         “D” 型 15针

●Serial Interface:                             RS232, DTE/DCE selectable

串联连接器                             RS232, DTE／DCE可选

注： 以上提供参考的是PTXLCD/S系列激励器的参考技术指标。通过对于PTXLCD/S系列激励器的升级PTXLCD/S激励器成为了数字激励器.

主要特性： 

1.       支持S/PDIF，AES/EBU(32-96KHz的取样频率)，EIAJ CP340/1201的数据格式

2.       可获取模拟及数字信号

3.       DSP技术带来的高性能

4.       综合数字编码立体声

5.       综合RDS编码器， 标准的EBU服务(PI， PS， PTY， PT， TA， AF，M/S， PIN，RT, EON, TDC, IH)

6.       2个带宽的音频处理器

7.       通过PTX LCD的图形界面，主参数可以容易地且有选择地显示出来

 技术参数

 模拟音频输入

转换：                                             24比特

连接器：                                         XLR 平衡

阻抗：                                             600/10K 软件可选

输入电平：                                     软件可选

最大输入电平：                             6/18/30dBu

数字音频输入

连接器：                                         XLR 平衡

数据格式：                                     AES/EBU-S/PDIF-EIAJ-340

取样频率：                                     32～96KHz

数字音频输出

连接器：                                         PIN-RCA 不平衡

数据格式：                                     S/PDIF

取样频率：                                     96KHz

注：附上 RVR 产品与美国知名品牌发射机的技术参数比较表以供参考

PTXLCD 系列激励器与美国知名品牌

数字激励器的比较

A/F 响应 dB:

失真 %:

隔离度 dB:

FM S/N (调频信/噪比)dB:

AM Asynch (异步调幅)dB:

AM Synch (同步调幅)dB:

如果您需要上述产品更详细的相关说明，请与我们联系。