Airsmart Technology R801W-3DI, User Manual

Page 1: ...Tube Queen AM FM Radio Bluetooth Speaker Large collectible table model Hi Fi stereo radio Bluetooth speaker R801W 3DI ...

Page 2: ...Tube Queen AM FM Radio Bluetooth Speaker ...

Page 3: ...ereo system This product is a multi frequency radio that has four frequencies namely FM FM stereo medium wave MW shortwave 1 SW1 and shortwave 2 SW2 and uses vacuum tube commonly known as cat s eye tuning indicator This product is also a high quality Bluetooth audio speaker Its Bluetooth program uses the CSR 4 0 Bluetooth module that supports aptx lossless transmission Hence it can guarantee excel...

Page 4: ...tions Quick Guide External antenna use AFC function External CD or other signal source Bluetooth speaker use Volume control Loudspeaker System instructions Product maintenance and safety Radio case maintenance and use Main technical indexes Packing list Common faults and removal Radio knowledge Figure 1 ...

Page 5: ...hort wave proximity and remote switch Right channel inner outer speaker transfer switch Right channel speaker port Auxiliary input Left channel speaker port Left channel inner outer speaker transfer switch Power port in 230 115V transfer switch Note only adjust under professional guidance Figure 2 ...

Page 6: ...s tuning Auxiliary input Bluetooth function switch FM transfer switch Short wave II transfer switch Short wave I transfer switch Medium wave transfer switch High volume tuning 21 Shortwave frequency fine tuning 22 Tuning knob 23 Cat s eye tuning instructions 24 Radio station indication Quic k Start Guid ...

Page 7: ...220 240V 50HZ alternating current AC the switch s factory setting is 230V Note only adjust under professional guidance Panel Figure 2 is the power switch and volume knob By clockwise rotation turn the power on and by counterclockwise rotation turn the power off After power on continue to rotate to the right to increase the volume to an appropriate location the volume knob is normally adjusted to a...

Page 8: ...n a key is pressed the radio will start working under the corresponding function or wave Figure 2 when a certain wave switch is pressed adjust the tuning button Figure 2 22 to search for your favorite radio station When the cat s eye Figure 2 23 shows the maximum it means the tuning has reached the optimal state See page 14 use of Bluetooth function CD and auxiliary input ...

Page 9: ...he machine must be correct Listen to FM broadcasting This machine has equipped with built in FM line If the radio is placed close to the window in the general urban area not far from the radio transmitting station there is no need to use external antenna generally When external antenna random accessory is used turn the rear Figure 1 to the external EXTERNAL position The external antenna of this ma...

Page 10: ...e as FM This machine has shortwave 1 and shortwave 2 Press the front keyboard switch to be in shortwave 1 press the front keyboard switch to be in shortwave 2 and adjust the tuning knob 22 to find the desired radio broadcasting In shortwave 1 the radio programs within the range of 4 5 12MHZ can be received Figure 2 In shortwave 2 the radio programs within the range of 12 24MHZ can be received When...

Page 11: ...ernal and external switch to external position FM shortwave antenna connection diagram This machine is provided with exclusive FM shortwave antenna jack which can be connected to exclusive FM shortwave outdoor antenna in order to enhance the indoor reception effect ...

Page 12: ...ncy shift phenomenon might occur in the received radio program In this case AFC function can improve the quality of reception When using this function please note that the switch is turned to FM or FM ST position to accurately receive the radio station and then switch is turned to FM AFC or FM ST AFC position It is generally recommended to use the machine under FM or FM AFC state ...

Page 13: ...e sound effect would be different from the radio one When choosing AUX please remember to turn the AUX AFC BT on the bottom left to a correct position The knob should be in FM AUX under AUX or reception state Bluetooth Function Instructions This radio is available for Bluetooth player of telephone Pad and PC When using Bluetooth function please remember to turn the key switch to AUX position and t...

Page 14: ... bass may be increased and by counterclockwise rotation the bass may be reduced Treble tuning Figure 2 is the tuning knob By clockwise rotation the treble may be increased and by counterclockwise rotation the treble may be reduced This product is equipped with a specially designed high quality speaker system that can be used for broadcasting or external sources The machine can also be connected wi...

Page 15: ...dio power 3 When the humid weather comes open the air conditioning for moisture removal reduce the moisture absorption of wood and avoid the expansion from humidity on the tenon part in case deformation and cracking 4 To keep the logs clean and tidy remove the dust with clean gauze Do not use chemical brightener to avoid film sticking and damage Use soft brush or clean flannelette or silk cloth Do...

Page 16: ...ual measurement 8uv AM medium wave 1 5mv actual measurement lmv shortwave lOOuv actual measurement 80uv Degree of distortion FM 0 5 MW 1 Signal to Noise Ratio FM 50dB AM 40dB Radio 1 User Guide 1 Power line 1 Backup fuse 1 T antenna 1 Warranty card 1 Auxiliary box optional 2 Amplifier frequency response 30Hz 20KHz 3dB FM Stereo Separation 35dB ...

Page 17: ...ot connected well 2 Loudspeaker switch not in EXTSP position 1 Check the connection of loudspeaker wire 2 Turn the loudspeaker switch to EXT SP position Discrete sound and lack of low frequency of external loudspeaker box Reverse connection of loudspeaker wire Correctly connect loudspeaker wire Volume distortion 1 Inaccurate tuning 2 excessive sound volume 3 Great increase in low or high pitch sou...

Page 18: ...oadcasting stations 13 21 45 21 85 21450 21850 International wave band Very few broadcasting stations only specific station available 15 18 90 19 02 18900 19020 International wave band Many broadcasting stations good effect from noon to 9 00 pm common effect in the morning and very few stations from late at night to early morning 16 17 55 17 90 17550 17900 International wave band 19 15 10 15 60 15...

Page 19: ...ertain small country can only cover the territory of such country owning to small transmitting power which cannot be received well by our country Even a station with strong power the receiving effect depends on geographical location within or beyond coverage range For example some frequencies of China s Central People s Broadcasting Station shortwave radio broadcasting can be received well in our ...

Page 20: ...delity radio system which is the broadcast system with most rapid development the largest number and best sound quality In some developed countries a city even has 30 FM radio stations Since the 1980s China has built a large number of FM radio stations and almost all of them can play stereo programs China FM radio frequency 87 108 MHz the frequency interval 0 1 MHz radio frequency from several hun...

Page 21: ...ween 2 and 30 MHz and is divided into civilian broadcasting meter band and communication dedicated band Civil broadcast use amplitude modulation system and shortwave communication typically uses single sideband SSB system Why does the shortwave radio sound suddenly rise or decline The ionosphere that propagates the shortwave is unstable because its thickness height and ionospheric density change a...

Page 22: ...ime At night the atmosphere is not subject to sunlight and the mutual recombination of ionospheric electrons and ions is significantly increased Hence the ionosphere becomes thinner the density becomes smaller the conductivity becomes poorer and the radio wave absorption is also greatly weakened At this time the medium wave can be transmitted to a remote place through sky wave so the more medium w...

Page 23: ...has been evaluated to meet general RF exposure requirement The device can be used in portable exposure condition without restriction FCC Warning ISED Warn ing English Warning Statement This device complies with Industry Canada licence exempt RSS standard s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference in...