音叉

音叉被用于观察声波和谐振. 它们提供了一个几乎是纯的谐波频率,可以用来作为参考,以检查示波器以及演示波物理.

下面是对eBay和亚马逊卖家的列表,提供低成本的音叉,适合在儿童科学实验.

Lot of 3 1960s Accutron 214 Tuning Fork Watches RR Approved Saucer Bowtie Case
Lot of 3 1960s Accutron 214 Tuning Fork Watches RR Approved Saucer Bowtie Case
$424.99
剩余时间: 1322小时48米
一口价仅售: $424.99
立即购买
RARE LONGINES ULTRONIC TUNING FORK STAINLESS VINTAGE COMPLETE 6312 RUNS GOOD
RARE LONGINES ULTRONIC TUNING FORK STAINLESS VINTAGE COMPLETE 6312 RUNS GOOD
$249.99
剩余时间: 26d 21h 7m
一口价仅售: $249.99
立即购买
Tuning Fork Set of 5 Medical Surgical Diagnostic instruments
音叉集 5 Medical Surgical Diagnostic instruments
$11.97
剩余时间: 22ð20H7米
一口价仅售: $11.97
立即购买
Tuning Fork C 512 Surgical Medical Instruments
音叉Ç 512 Surgical Medical Instruments
$3.99
剩余时间: 4d 18h 51m
一口价仅售: $3.99
立即购买
Tuning Fork C 128 ENT Surgical Medical Instruments Exam Diagnostic Tools
音叉Ç 128 耳鼻喉科手术医疗器械考试诊断工具
$4.17
剩余时间: 18ð2H50米
一口价仅售: $4.17
立即购买
Tuning Fork Set of 13 With Wooden Case
音叉集 13 With Wooden Case
$24.99
剩余时间: 8d 13h 14m
一口价仅售: $24.99
立即购买
Tuning Fork Set of 8 w Wooden Case
音叉集 8 w Wooden Case
$19.99
剩余时间: 8d 13h 10m
一口价仅售: $19.99
立即购买
Solfeggio Healing Tuning Fork Set of 9  Ships Free Perfect Condition
Solfeggio Healing Tuning Fork Set of 9 Ships Free Perfect Condition
$169.97
剩余时间: 3h 26m
一口价仅售: $169.97
立即购买
528HZ Aluminum Medical Tuning Fork Chakra Hammer Ball Diagnostic Mallet Set
528HZ Aluminum Medical Tuning Fork Chakra Hammer Ball Diagnostic Mallet Set
$12.34
剩余时间: 2221H 3500万
一口价仅售: $12.34
立即购买
PREMIUM 6 Tuning Fork Set Medical Chiropractic Physical Diagnostic instruments
PREMIUM 6 Tuning Fork Set Medical Chiropractic Physical Diagnostic instruments
$14.99
剩余时间: 20ð4H27米
一口价仅售: $14.99
立即购买
528HZ Aluminum Medical Tuning Fork Chakra Hammer Ball Diagnostic+Gift Mallet US
528HZ Aluminum Medical Tuning Fork Chakra Hammer Ball Diagnostic+Gift Mallet US
$12.34
剩余时间: 13d 7h 55m
一口价仅售: $12.34
立即购买
Chromatic Tuning Fork Set of 13 w Long Handles with Velvet Pouch USA SELLER
Chromatic Tuning Fork Set of 13 w Long Handles with Velvet Pouch USA SELLER
$49.99
剩余时间: 17d 10h 44m
一口价仅售: $49.99
立即购买
1 Piece Tuning Fork C64 Chakra Chiropractic
1 Piece Tuning Fork C64 Chakra Chiropractic
$5.66
剩余时间: 5d 9h 46m
一口价仅售: $5.66
立即购买
256 Hz Tuning Fork Aluminum Alloy
256 Hz Tuning Fork Aluminum Alloy
$5.75
剩余时间: 21d 3h 37m
一口价仅售: $5.75
立即购买
5 Tuning Fork Set Medical Surgical Chiropractic Physical Diagnostic instruments
5 音叉所集医疗手术整脊物理诊断仪器
$11.95
剩余时间: 11d 55m
一口价仅售: $11.95
立即购买
TUNING FORK SET A 440 Hz  C 522 Hz w Soft Shell Cases NEW Musicians Schools
TUNING FORK SET A 440 Hz C 522 Hz w Soft Shell Cases NEW Musicians Schools
$6.95
剩余时间: 4d 10h 48m
一口价仅售: $6.95
立即购买
528HZ Aluminum Medical Tuning Fork Chakra Hammer Ball Diagnostic + Mallet Set
528HZ Aluminum Medical Tuning Fork Chakra Hammer Ball Diagnostic + Mallet Set
$11.87
剩余时间: 9d 11h 43m
一口价仅售: $11.87
立即购买
Carl Aubock Tuning Fork Keychain Vtg MCM Miniature Austria Brass 50s Figurine
Carl Aubock Tuning Fork Keychain Vtg MCM Miniature Austria Brass 50s Figurine
$95.00
剩余时间: 23ð2H8米
一口价仅售: $95.00
立即购买
A  440 Hz TUNING FORK with Soft Shell Case NEW for musicians school etc
一 440 赫兹音叉软壳箱新音乐家学校等
$4.79
剩余时间: 29ð11米
一口价仅售: $4.79
立即购买
TUNING FORK C 128 HZ C 64 HZ ACCORDING TO RYDEL SEIFFER WITH 2 FUNCTIONS
TUNING FORK C 128 HZ C 64 HZ ACCORDING TO RYDEL SEIFFER WITH 2 FUNCTIONS
$29.99
剩余时间: 3d 13h 42m
一口价仅售: $29.99
立即购买
Tuning fork Rydel Seiffer C 64 Hz with fixed dampers Medical Diagnostic CE
Tuning fork Rydel Seiffer C 64 Hz with fixed dampers Medical Diagnostic CE
$28.99
剩余时间: 16d 2h 35m
一口价仅售: $28.99
立即购买
5 Tuning Fork Set Medical Surgical Chiropractic Physical Diagnostic instruments
5 音叉所集医疗手术整脊物理诊断仪器
$11.30
剩余时间: 11d 16h 56m
一口价仅售: $11.30
立即购买
Tuning Fork Set of 5 Medical Surgical Diagnostic instruments
音叉集 5 Medical Surgical Diagnostic instruments
$14.50
剩余时间: 2911H 10米
一口价仅售: $14.50
立即购买
5 Tuning Fork Set Medical Surgical Chiropractic Physical Diagnostic instruments
5 音叉所集医疗手术整脊物理诊断仪器
$13.50
剩余时间: 29d 3h 26m
一口价仅售: $13.50
立即购买
6 Tuning Fork Set Surgical Medical Chiropractic Physical Diagnostic Instruments
6 Tuning Fork Set Surgical Medical Chiropractic Physical Diagnostic Instruments
$21.68
剩余时间: 24d 2h 21m
一口价仅售: $21.68
立即购买
Tuning Fork Boxed Set Includes 8 Forks 1 Mallet and Wooden Storage Box
Tuning Fork Boxed Set Includes 8 Forks 1 Mallet and Wooden Storage Box
$46.00
剩余时间: 14d 52m
一口价仅售: $46.00
立即购买
Candida Tuning Fork For Healing 55Hz for Detoxification
Candida Tuning Fork For Healing 55Hz for Detoxification
$39.99
剩余时间: 29d 15h 15m
一口价仅售: $39.99
立即购买
Long Stem OM Tuner Tuning Fork 1361 Hz with Mallet  Velvet Pouch USA Shipping
Long Stem OM Tuner Tuning Fork 1361 Hz with Mallet Velvet Pouch USA Shipping
$33.99
剩余时间: 11d 23h 47m
一口价仅售: $33.99
立即购买
Hammer +tuning Fork 256c Ent Surgical Medical Instruments Exam Diagnostic Tools
Hammer +tuning Fork 256c Ent Surgical Medical Instruments Exam Diagnostic Tools
$7.30
剩余时间: 122H 24M的
一口价仅售: $7.30
立即购买
VINTAGE OMEGA F300 TUNING FORK
VINTAGE OMEGA F300 TUNING FORK
$375.00
剩余时间: 2ð6H10米
一口价仅售: $487.50
立即购买

December 30th, 2013 发布者 乔恩Jaroker 提起: Reference Values

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