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Radio Shack 920SR manual

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Table of contents for the manual

  • Page 1

    user guide 920SR speaker 921T body-worn transmitter 922T handheld transmitter 923C charging stand 21 6M Hz 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 2[...]

  • Page 2

    contents 922T handheld transmitter operation . . . . . . . . . . . . . . . . . . . . . . . .4 1 -46 aux in – connecting to TV , CD, VCR, etc. . . . . . . . . . . . . . . . . . . . . .4 7 aux out – connecting to personal devices . . . . . . . . . . . . . . . . .48-49 additional system accessories . . . . . .50 -51 troubleshooting . . . . . . . .[...]

  • Page 3

    introduction Congratulations on the purchase of your new Radium sound field system! With proper care and use it will become one of your most valuable classroom educational tools. Students will be able to consistently and easily understand the teacher , regardless of their location in the classroom, or competing internal or external background noise[...]

  • Page 4

    2 understanding sound field and its benefits ? • distance • noise • echo cough! • distance • noise • echo ? without sound field with sound field 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 8[...]

  • Page 5

    3 I M PO RT ANT! Be sure you place your Radium speaker and transmitter units on their charger overnight – for a minimum of 1 2 hours – before turning the power on and/or using them for the first time. Failing to do so can reduce battery capacity . Basic setup tips First – Identify a front corner of the room – the location from where the tea[...]

  • Page 6

    4 setup tips (cont’d) mount stand in diagram 2. In either case, the speaker should be placed at a height of 3 feet/1 meter from the floor , or at level closest to the listener‘s ears. Fourth – Consider whether other Radium, EasyListener 2, or other radio-based active learning systems are in use in the building, and set transmitter and receive[...]

  • Page 7

    setup tips (cont’d) 5 • Choose a table or surface top that is sturdy . Make sure the table or cabinet is structurally solid, sturdy and out of the way of foot traffic. • Properly mount and securely fasten the T -bar speaker stand onto the b ottom of the speaker . Make sure the stand is screwed on tightly , and that the speaker does not wobble[...]

  • Page 8

    6 daily operating tips In the morning – • T urn transmitter power ’on’ and put microphone on. • T urn speaker column power ’on’ . The speaker should remain plugged into a wall power outlet during the day – with the power in the ‘on’ position. T urn power switch to the ‘off’ position at night after each use. The internal batt[...]

  • Page 9

    7 daily operating tips (cont’d) Battery care and maintenance tips – • The speaker battery will last approximately 2 years depending on usage. • When not in use, leave speaker plugged into wall outlet with power switch in ‘off ’ position. • Keep speaker away from heating units – use/store in a cool dry place. • When using speaker b[...]

  • Page 10

    8 daily operating tips (cont’d) Do not coil the microphone – since it also acts as your antenna, coiling or wrapping the cord will affect its range and may also reduce its life. Speak at a normal level – the system is projecting your voice for you. 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 14[...]

  • Page 11

    9 par ts and accessories included with system 2 1 7 8 5 9 4 10 12 13 6 11 or and/ or 3 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 15[...]

  • Page 12

    10 1 1 channel changer screwdriver (33 0-3000-1 01) 7 receiver antenna (A T0831) 5 power supply , receiver (040-7 402-106) 1 0 AA rechargeable NiM H batteries (A T0807) 6 power supply , charg ing stand (A T081 9) 9 elastic belt (A T07 1 2) 1 column speaker receiver (920SR) 2 body-worn transmitter (921T) and/or handheld transmitter (922T) 4 charging[...]

  • Page 13

    11 920SR column speaker features (top) 2 4 6 7 8 9 1 3 5 10 11 12 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 17[...]

  • Page 14

    12 1 power , low battery , and reception status indicator for channel A 2 power switch and volume control for channel A 3 reception status indicator for channel B 1 2 aux output jack (3.5mm, mono) 4 power switch and volume control for channel B 8 antenna 1 1 aux input jack (3.5mm, mono) 7 aux output level switch See page 42 for level setting chart [...]

  • Page 15

    13 920SR column speaker features (front and back) 13 14 15 16 17 20 18 19 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 19[...]

  • Page 16

    14 1 4 two built-in speakers 1 6 handle 1 8 power and charging indicator 1 9 power jack 1 5 internal rechargeable battery (non-user removable) 1 3 speaker g rille 1 7 main power on/off switch 20 channel selectors 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 20[...]

  • Page 17

    15 921T body-worn transmitter features back 3 1 2 4 front 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 21[...]

  • Page 18

    16 5 microphone input (2.5mm) 6 3 position power switch 7 power and low battery indicator light 1 belt clip 2 battery compartment 3 volume control 4 channel selector on off standby (mute) top 5 6 7 921T body-worn transmitter features (cont’d) 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 22[...]

  • Page 19

    17 922T handheld microphone features 1 LED indicator light 4 battery compartment 5 channel selector key (inside battery compartment) 2 3 position power switch on off standby (mute) 4 2 5 3 1 3 channel selector 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 23[...]

  • Page 20

    18 923C charging stand features 2 pocket 1 charging indicator 1 power indicator 3 pocket 1 full charge indicator 4 pocket 2 charging indicator 5 pocket 2 full charge indicator 6 power switch 7 DC power socket front back 6 7 1 2 3 4 5 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 24[...]

  • Page 21

    attach antenna 1 Attach antenna to top of speaker 1 1 19 system setup and operation T urn metal base of antenna clock- wise until secured tightly (do not over-tighten) 2 2 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 25[...]

  • Page 22

    20 NOTE: B atter y operating time is 5- 8 hours. Plug power supply into power/charging socket Plug power supply into wall socket 1 2 T urn speaker on if using wall outlet if using already charged battery 3 T urn speaker on NOTE: Light is not illuminated during normal battery operation turn on main power 2 1 2 3 3 4724 Radium 216 User Guide 2/28/05 [...]

  • Page 23

    21 3 charge battery NOTE: B atter y operating time is 5- 8 hours. Plug power supply into power/charging socket Plug power supply into wall socket 1 2 NOTE: Light is not illuminated during normal battery operation Recharging time is 8 hours if the battery is completely discharged and 4 to 7 hours if battery is only par tially discharged. charge nigh[...]

  • Page 24

    22 inser t batteries in body-worn transmitter 4 + + _ _ S witch power off Remo ve battery cover (push and slide off ) Insert two AA rechargeable NiMH batteries 1 2 3 1 2 3 WA R N I N G : N ever recharge alkaline batteries! This will cause damage to the unit and will void the product warranty . 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 28[...]

  • Page 25

    inser t batteries in handheld microphone 5 S witch power off Remo ve battery cover (turn counter-clockwise) Insert two AA rechargeable NiMH batteries 1 2 3 _ + AA Rechargeable NiMH batteries _ + 3 1 2 23 WA R N I N G : N ever recharge alkaline batteries! This will cause damage to the unit and will void the product warranty . 4724 Radium 216 User Gu[...]

  • Page 26

    24 charge transmitter(s) Never attempt to recharge alkaline batteries! This will cause damage to the unit and will void the product warranty . 6 2 Plug power supply into po wer jack on back of charger stand Plug power supply (A T0819) into wall socket 2 T urn transmitters off while charging 4 1 T urn charger on 3 charger back charger front 3 1 4 4 [...]

  • Page 27

    1 2 3 25 wait until g reen charge indicators light (4-5 hours) 7 PWR: Red light = charger is turned on CHARG I N G: Amber light = units are being charged REA D Y: Gr een light = units are fully charged 1 2 3 ERROR : Blinking Amber light = charging error . Improper batteries have been detected. Check your batteries and replace as requir ed. Only N i[...]

  • Page 28

    26 8 select channel U se a screwdriver to adjust the Channel A selector on the back of the speaker to match the channel number of either the 921T and/or the 922T transmitter(s). 1 1 match 921T 922T match NO T E : Consider whether other Radium, EasyListener 2, or other radio-based active learning systems are in use in the building, and set transmitt[...]

  • Page 29

    27 9 activate receivers T urn receiv er on b y turning Channel A and/or Channel B volume control knob(s) to the right Check power indicator light (remember that main pow er must also be on – see 2 ): Flash r ed once = adequate power Continuous red = low battery N o light = battery does not have power and r equires recharging or power supply is no[...]

  • Page 30

    28 F ollow steps or below to adjust FM volume setting to proper level. T wo people ar e needed to set the volume level. I t is difficult to hear your own voice and make adjustments to it. setting F M volume 10 1 With a sound level meter - T ake a level reading in the “ A” setting in the center of the room during normal classroom activity , and [...]

  • Page 31

    29 11 speaker positioning 1m/3ft Place speaker in a corner of the room facing listeners. Mount speaker on wall using brack- ets or place speaker on a surface using a speaker stand. The bottom of the speaker should be about 1 meter/3 feet from the floor . (See setup tips on page 3). 920S R speak er placement and mounting 4724 Radium 216 User Guide 2[...]

  • Page 32

    30 12 a channel mapping: placement diag ram for multiple system installations (double channel - 8 rooms total) = suggested placement of 920SR speaker hallway Channel A: 44 Channel B: 54 Channel A: 41 Channel B: 51 Channel A: 46 Channel B: 56 Channel A: 42 Channel B: 52 Channel A: 48 Channel B: 58 Channel A: 45 Channel B: 55 Channel A: 47 Channel B:[...]

  • Page 33

    31 12 b channel mapping: placement diag ram for multiple system installations (single channel - 1 6 rooms total) hallway hallway Channel: 41 Channel: 45 Channel: 51 Channel: 55 Channel: 44 Channel: 48 Channel: 54 Channel: 58 Channel: 42 Channel: 46 Channel: 52 Channel: 56 Channel: 43 Channel: 47 Channel: 53 Channel: 57 4724 Radium 216 User Guide 2/[...]

  • Page 34

    32 13 a wall mounting (option 1) Screw mounting brackets to top and bottom of speaker Attach brackets to wall A T0820 1 2 2 1 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 38[...]

  • Page 35

    33 mounting on floor stand (option 2) Screw speaker stand into hole on bottom of speaker . • T urn clockwise to tighten • T urn counter-clockwise to loosen A T0824 floor stand is also available 1 A T0823 1 13 b 4724 Radium 216 User Guide 2/28/05 10:14 AM Page 39[...]

  • Page 36

    34 Place plastic plug into mounting bracket hole on top of speaker to keep out dust seal wall mounting hole if using table stand 1 1 13 c 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 40[...]

  • Page 37

    35 1 plug microphone in 14 Plug microphone cor d into mic jack on top of body-worn transmitter 1 Boom mic cord 921T b ody-worn transmitter operation 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 41[...]

  • Page 38

    36 15 put on microphone and adjust for proper distance from mouth A T029 1 -L directional lapel mic performance: ★★ 1 5cm/ 6in max. optimum A T0655 boom mic (two wearing options) performance: ★★★★ optional A T081 6 collar mic performance: ★★★ 7 .5cm/3in A T081 4 earhook mic performance: ★★★★ Maximum distance from mic to mo[...]

  • Page 39

    37 16 turn power on S witch power on Check indicator light: Continuous green = adequate po wer Continuous red = lo w batter y battery life NiMH r echargeable AA = 12 hours (approx.) Alkaline disposable AA = 15 hours (approx.) W A RNING : N ever recharge alkaline batteries! This will cause damage to the unit and will void the product warranty . 1 2 [...]

  • Page 40

    38 17 adjust transmitter(s) frequency U se a screwdriver to turn frequency selector to channel number that match- es the channel set on column speaker 1 If using both body-worn and hand- held transmitters set one transmitter channel to match a Channel A on the speaker column, and the other transmitter channel to match a Channel B channel on the spe[...]

  • Page 41

    39 18 adjust body-worn transmitter volume Increase transmitter v olume for greater mic sensitivity and sound clarity Reduce transmitter volume if feed- back occurs 1 2 1 2 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 45[...]

  • Page 42

    40 19 activate standby/mute mode 1 Activate standby mode to eliminate white noise when not speaking 1 M UTE : Standby mode can also be used as a microphone/transmitter mute switch. The mute feature allows teachers to hav e a private conversation without needing to turn the transmitter off . 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 46[...]

  • Page 43

    41 1 20 turn power on T urn po wer on by pushing po wer switch up 1 922T handheld transmitter operation 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 47[...]

  • Page 44

    42 21 check indicator light Check indicator light: Continuous green = adequate po wer Continuous red = low battery 1 battery life NiMH r echargeable AA = 12 hours (approx.) Alkaline disposable AA = 15 hours (approx.) WA R N I N G : N ever recharge alkaline batteries! This will cause damage to the unit and will void the product warranty . 1 4724 Rad[...]

  • Page 45

    43 22 remove channel adjustment key Open battery compartment door and remo ve batteries 1 Remo ve channel adjustment key 2 1 2 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 49[...]

  • Page 46

    44 23 adjust transmitter channel to match receiver channel U sing adjustment key , turn channel frequency selector to channel number that matches the channel set on column speaker 1 1 NO T E : N ever operate two transmitters on the same channel or interference will result. T o use two transmitters, set the first to match receiver Channel A and the [...]

  • Page 47

    45 24 standby mode Activate standby mode to mute voice and eliminate white noise when not speaking 1 1 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 51[...]

  • Page 48

    46 transmitters that can be used with 920SR receiver/speaker transmitter compatible performance accessor y comments rating needed 25 best when used with A T0655 boom mic 921T ✔ ★★★★ none Radium 922T ✔ ★★★★ none Radium 330T ✔ ★★★★ none EasyListener 2 300TS-2 1 6 ✔ ★★★ none Sprite Lexis transmitter ✔ ★★★ [...]

  • Page 49

    47 U sing either the A T0532-05 or 300-6332-107 adaptor cords, connect V CR, TV , CD, computer or other audio source to AUX I N port on top of speaker VCR connecting speaker to T V , CD, VCR, etc. 26 1 1 aux in – connecting to T V , C D, V C R, etc. A T053 2-05 300-63 32-1 07 or 2 U se AUX I N VOLU M E control to adjust volume 2 NO T E : AUX IN c[...]

  • Page 50

    48 Connect A T0532-05(ft) cord to AUX input jack of either S OLARIS , E ASY L ISTENER ,S PRITE , or other trans- mitter . Connect other end of cable to AUX OUT port on top of speaker . Connect antenna A T0529A (included with transmitter system) to Mic/Ant jack on transmitter PE 5 71 T PE 3 00T PE 3 00TS OR OR Refer to level setting gide on next pag[...]

  • Page 51

    49 aux out transmitter compatibility char t and level setting guide * For transmitters with a 3.5mm jack size, simply attach the transmitter to the A T0805 aux out accessory cord. For 2.5mm products, use the aux out adapter plug (3 10-2 544-1 34 1) † Requires special adaptor cord provided by Phonak (P/N 521 17) and Radio Shack adaptor (P/N 2 7 43[...]

  • Page 52

    50 microphone options additional system accessories A T0824 speaker floor stand A T0822 carrying bag A T0820 wall mounting bracket (set of 2) A T0823 speaker table stand A T0814 earhook microphone A T0655 behind-the-neck boom microphone A T0291-L directional microphone with lavalier cord receiver accessories A T0816 FM collar microphone with mute s[...]

  • Page 53

    51 transmitter accessories A T0529A transmitter antenna A T0532-15 auxiliary input/ output cable (3.5mm–dual RCA) (15ft/4.6m) 310-2544-1341 aux-out adaptor plug (3.5mm – 2.5mm) A T0807 AA rechargeable NiMH batteries additional system accessories (cont’d) 4724 Radium 216 User Guide 2/28/05 10:15 AM Page 57[...]

  • Page 54

    52 no FM reception (Channel A, Channel B indicator does not have green light) • V erify the transmitter is turned on • V erify the frequency number on the trans- mitter matches the frequency number on receiver • V erify transmitter batteries are charged • V erify speaker antenna is connected properly weak sound from speaker • Increase vol[...]

  • Page 55

    53 troubleshooting (cont’d) speaker does not turn on (po wer indicator does not flash red) • V erify main power switch on the bottom of the unit is turned on • V erify Channel A and Channel B volume control knobs are turned on • V erify power supply is plugged secur ely into speaker and wall socket • V erify wall socket works speaker batt[...]

  • Page 56

    54 Radium channel numbers and corresponding frequencies Channel # Channel A Channel # Channel B 4 1 . . . . . . . . . . . 21 6.025 MHz 51 . . . . . . . . . . 21 6.52 5M Hz 4 2 . . . . . . . . . . .2 1 6 . 0 7 5 M H z 5 2 . . . . . . . . . .2 1 6 . 5 7 5 M H z 43 . . . . . . . . . . . 2 1 6.12 5MHz 53 . . . . . . . . . . 2 16.625MHz 4 4 . . . . . . [...]

  • Page 57

    55 two channel column speaker: 920SR product specifications carrier frequency range/ 216.025 – 216.875MHz frequencies 16 total modulation FM (F3E) output power maximum 36W @ 4 Ω x2 power requirements 110V/240V AC adaptor 15V DC/2A, Battery 12V/2.7A (rechargeable, sealed lead-acid, 1 - 1.5 year life with continuous usage) frequency response 100H[...]

  • Page 58

    56 body-worn transmitter: 921T carrier frequency range/ 216.025 – 216.875MHz frequencies 16 total modulation FM (F3E) total harmonic distortion <1.5% frequency response 50Hz to 12KHz frequency stability .0005% maximum modulation ± 25KHz, with level limiting pre-emphasis 75µs dynamic range 100dB operating range > 34m/110ft dimensions ( W x[...]

  • Page 59

    57 product specifications (cont’d) handheld mic transmitter: 922T carrier frequency range/ 216.025 – 216.875MHz frequencies 16 total (see chart below) mic dynamic microphone antenna built-in RF output 15mW battery NiMH rechargeable battery; alkaline disposable; 1.5V x 2 AA battery life N iMH r echargeable: 12 hours (appr ox.) alkaline disposabl[...]

  • Page 60

    58 warranty time period of warranty This warranty will go into effect upon the date of purchase and will stay in effect as long as the instrument remains the property of the orig- inal owner . E ASY L ISTENER 2 ™ ,V OCA L IGHT ™ and O N W AV E ™ have a 3-year warranty . All other prod- ucts have a 1 year warranty . what is covered by this war[...]

  • Page 61

    59 warranty (cont’d) Phonic Ear I nc. reser ves the right to make changes in the design or construction of any of its instruments at any time without incurring any obligation to make any changes whatsoever on units previously purchased. This warranty is in lieu of all other expressed warranties. All expressed and implied warranties will terminate[...]

  • Page 62

    60 Then, carefully package the equipment in the original shipping container to prevent damage and send it postpaid to the service center near you: USA/International: Phonic Ear Inc. 3880 Cypress Drive Petaluma, CA 94954-7 600 U.S.A. In Canada: Phonic Ear Ltd. 1 0-74 75 Kimbel Street Mississauga, Ontario L5S 1E7 Canada what to do if you have questio[...]

  • Page 63

    61 regulatory approvals and clearances transmitter This transmitter is authorized by rule under the Low P ower Radio Service (47 C.F .R. P art 95) and must not cause harmful interference to TV reception or U nited States Navy SP ASUR installations. Y ou do not need an FCC license to operate this transmitter . This transmitter may only be used to pr[...]

  • Page 64

    62 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to P ar t 15 of the FCC Rules. These limits are designed to pro vide reasonable protection against harmful interference in a resi- dential installation. This equipment generates, uses and can radiate radio frequency energy and, if not instal[...]

  • Page 65

    63 regulatory approvals and clearances (cont’d) Pa r t 9 5 This transmitter is authorized by rule under the Low P ower Radio Se rvice (47 CFR Part 95) and must not cause harmful interference to TV recep- tion or U nited States Navy SP ASUR installa- tions. Y ou do not need an FCC license to oper- ate this transmitter . This transmitter may only b[...]

  • Page 66

    64 IC notes This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. The term "IC:" before the radio certification number only signifies that Industry of Canada technical specifications were met. This device may not cause interference and must accept[...]

  • Page 67

    © 2005 Phonic Ear Inc. Phonic Ear and the names of Phonic Ear products are trademarks or register ed trademarks of Phonic Ear Inc. in the U.S. and other countries. P r oduct specifications and accessories subject to change without notice. 821 -74 03-101/Rev . D/4724 0205 u.s.a. 800.227 .0 7 35, then press 5• canada 800.263.8700 • international[...]