Kenwood TS-990S Service Manual

Also see for SP-990: Instruction manual

Contents

TS-990S242SPECIFICATIONSGeneralFrequency range (Transmitter)160 m band 1.8~2.0MHz (K type)/ 1.81~2.0MHz (E type)80 m band 3.5~4.0MHz (K type)/ 3.5~3.8MHz (E type)60 m band *4 5.1675MHz, 5.25~5.45MHz (K type)/ 5.25~5.45MHz (E type)40 m band 7.0~7.3MHz (K type)/ 7.0~7.2MHz (E type)30 m band 10.1~10.15MHz20 m band 14.0~14.35MHz17 m band 18.068~18.168MHz15 m band 21.0~21.45MHz12 m band 24.89~24.99MHz10 m band 28.0~29.7MHz6 m band 50.0~54.0MHz (K type)/ 50.0~52.0MHz (E type)Frequency range (Receiver) *1 0.13~30MHz, 50~54MHz (VFO: Continuous 30kHz~60MHz)Mode A1A (CW)/ A3E (AM)/ J3E (SSB)/ F3E (FM)/ F1B (FSK)/ G1B (PSK)Frequency stability 0°C ~ 50°C Within ±0.1ppmAntenna impedance 50Antenna tuner load range 16.7~150Standard voltage AC 120V (60Hz) (K type)/ AC 220-240V (50/60Hz) (E type)Supply voltage range AC 90V~132V (K type)AC 198V~264V (E type)Power consumption Transmit (max.) 720VA or less (K type)/ 840VA or less (E type)Receive (no signal) 120VA or less (K type)/ 200VA or less (E type)Usable temperature range 0°C~+50°C (+32°F~+122°F)DimensionsWithout projection W 460 x H 165 x D 400 mm (W 18.11 x H 6.50 x D 15.75 in)Include projection W 460 x H 182 x D 449 mm (W 18.11 x H 7.17 x D 17.68 in)At front leg up position Front panel: H 201 mm (H 7.91 in)/ Rear panel: H 173 mm (H 6.81 in)Weight Approx. 24.5 kg (54.01 lbs)TransmitterOutput power SSB/CW/FSK/PSK/FM (AM) 200W (50W)Modulation SSB: Balanced, AM: Low power, FM: ReactanceMaximum frequency deviation (FM) Wide: ±5kHz or less, Narrow: ±2.5kHz or lessSpurious emissionsHF (harmonics): –60dB or lessHF (others): –50dB or less50MHz: –66dB or lessCarrier suppression (SSB) –60dB or lessUnwanted sideband suppression –60dB or lessTransmit frequency response Within –6dB (300~2700Hz)Microphone impedance 600XIT variable range ±9.999kHz

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