Kenwood_DSP-100_user操作说明书手册

KENWOOD DSP-100 MANUALNotice to the user:GeneralOne or more of the following statements may beDigital Signal Processing is a method of signalapplicable to this equipment.manipulation that takes an analog signal,such as asine wave,and converts it into a digital waveformFCC WARNINGthat looks a lot like a staircase.By converting theThis equipment generates or uses radio frequencysignal into a digital waveform it is possible to removeenergy.Changes or modifications to thissome of the noise associated with the signal,andequipment may cause harmful interference unlessalso to tailor the audio passband of the transceiverthe modifications are expressly approved in thefor the best performance.instruction manual.The user could lose theauthority to operate this equipment if anDSP also has the advantage of providing increasedunauthorized change or modification is made.suppression of the unwanted sideband during SSBoperations.It increases the amount of carrierInformation to the digital device user required bysuppression,provides an improved CW waveformthe FCC:that may be tailored for operator preference of riseThis equipment has been tested and found toand decay times,and provides a cleaner RTTY/FSKcomply with the limits for a Class B digital device,signal that decreases errors.pursuant to Part 15 of the FCC Rules.These limitsare designed to provide reasonable protectionOperator controls are provided on the front panel ofagainst harmful interference in a residentialthe DSP-100 to allow the operator to select 4installation.This equipment generates,uses anddifferent LPF response limits and 4 different HPFcan generate radio frequency energy and,if notresponse limits.This is useful in pileups as itinstalled and used in accordance with theprovides maximum signal intelligence with minimuminstructions,may cause harmful interference tobandwidth.Since the signal is also digitallyradio communications.However,there is noprocessed this results in a signal that is "cleaner orguarantee that the interference will not occur in amore crisp"than an equivalent analog signal.Thisparticular installation.If this equipment does causemakes it easier for the DX station to pick you out ofharmful interference to radio or televisionthe pile-up.reception,which can be determined by tuming theequipment off and on,the user is encouraged toDuring marginal band conditions the ability to digitallytry to correct the interference by one or more ofprocess the incoming receive audio signal can alsothe following measures:result in a cleaner signal.Since the processing isReorient or relocate the receiving antennadone at an IF level it results in a more copyableIncrease the separation between thesignal.Not only are you able to tailor the audioequipment and receiver.frequency response,but because the signal hasConnect the equipment into an outlet on abeen digitally processed it also appears to becircuit different from that to which the"cleaner or more crisp".receiver is connected.Consult the dealer for