Kenwood TK-3000 Service Manual

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Contents

TK-3000 SPECIFICATIONS /GeneralFrequency Range ............................................ 350~390MHzNumber of Channels ................................................Max. 16Channel Spacing ..............25kHz (Wide) / 12.5kHz (Narrow)PLL Channel Stepping .................................. 5kHz, 6.25kHzOperating Voltage ...........................................7.5 V DC±20%Battery Life ............................. More than 10 hours at 4 watts(5-5-90 duty cycle, save off)With KNB-63L batteryOperating Temperature Range .................... –20°C to +60°CFrequency Stability ................................................. ±2.5ppmChannel Frequency Spread ....................................... 40MHzDimensions and Weight (Dimensions not including protrusions)Radio Only ...................... 54 W x 113 H x 14 D mm, 130gWith KNB-63L battery (1130mAh battery).................................... 54 W x 113 H x 24.9 D mm, 203gReceiver (Measurements made per China GB stan-dard)SensitivityEIA 12dB SINAD .............. 0.25μV (Wide) / 0.28μV (Narrow)Selectivity ............................... 70dB (Wide) / 60dB (Narrow)Intermodulation Distortion ...... 65dB (Wide) / 60dB (Narrow)Spurious Response ....................................................... 65dBAudio Output ................................................... 500mW at 8ΩTransmitter (Measurements made per China GBstandard)RF Output Power .......................................................4W/1WSpurious Response ...................................................... 65dBModulation ................. 16K0F3E (Wide) / 11K0F3E (Narrow)FM Hum & Noise .................... 45dB (Wide) / 40dB (Narrow)Modulation Distortion .......................................Less than 5%Measurements made per China GB standard and specifica-tions shown are typical.Kenwood reserves the right to change specifications withoutprior notice or obligation.规格概述频率范围 ................................350 ～ 390MHz信道数量...................................... 最大 16信道间隔 ................ 25kHz( 宽带 ),12.5kHz( 窄带 )PLL 频道步进 ........................... 5kHz, 6.25kHz工作电源电压 ............................ 7.5V DC±20%电池寿命........................... 在 4W 时高于 10 时间(5-5-90 工作周期，电池省电 off 状态 )使用 KNB-63L工作温度范围 ........................... -20℃～ +60℃频率稳定度 .................................. ±2.5ppm信道频率扩展 ................................... 40MHz尺寸及重量 ( 宽 × 高 × 深 )( 尺寸大小不包括突出部分 )仅对讲机时 ................... 54×113×14 mm, 130g带有附件电池 ............... 54×113×24.9 mm, 203g接收部 ( 根据中国 GB 标准测定 )灵敏度EIA 12dB SINAD ......... 0.25μV( 宽带 ),0.28μV( 窄带 )选择性 ....................... 70dB( 宽带 ),60dB( 窄带 )互调抑制 ..................... 65dB( 宽带 ),60dB( 窄带 )杂散响应 ........................................ 65dB音频输出功率 ............................. 8Ω 时 500mW发射部 ( 根据中国 GB 标准测定 )射频功率输出 ................................... 4W/1W杂散射频分量 .................................... 65dB调制 .................. 16K0F3E( 宽带 ),11K0F3E( 窄带 )调频噪声 ..................... 45dB( 宽带 ),40dB( 窄带 )调制失真 ..................................... 低于 5%依据中国 GB 标准获得的测量值和所示规格均为典型值。建伍公司有权变更技术规格，恕不预先通知。