\u00c2m thanh bao gi\u1edd c\u0169ng hi\u1ec7n di\u1ec7n. C\u00f3 th\u1ec3 \u1edf ch\u1ee3 hay c\u00f3 th\u1ec3 \u1edf n\u01a1i \u1ea9n c\u01b0 Himalaya: \u00e2m thanh c\u00f3 \u0111\u00f3. Ng\u1ed3i im l\u1eb7ng, v\u00e0 v\u1edbi \u00e2m thanh c\u00f3 c\u00e1i g\u00ec \u0111\u00f3 r\u1ea5t \u0111\u1eb7c bi\u1ec7t. B\u1ea5t k\u00ec khi n\u00e0o c\u00f3 \u00e2m thanh, b\u1ea1n l\u00e0 trung t\u00e2m. M\u1ecdi \u00e2m thanh \u0111\u1ec1u t\u1edbi b\u1ea1n t\u1eeb m\u1ecdi n\u01a1i, t\u1eeb m\u1ecdi h\u01b0\u1edbng.<\/p>\n
V\u1edbi vi\u1ec7c nh\u00ecn, v\u1edbi m\u1eaft, \u0111i\u1ec1u n\u00e0y kh\u00f4ng l\u00e0 nh\u01b0 v\u1eady. Vi\u1ec7c nh\u00ecn l\u00e0 tuy\u1ebfn t\u00ednh. T\u00f4i th\u1ea5y b\u1ea1n – th\u1ebf th\u00ec c\u00f3 m\u1ed9t \u0111\u01b0\u1eddng \u0111i t\u1edbi b\u1ea1n. \u00c2m thanh \u0111i v\u00f2ng quanh, n\u00f3 kh\u00f4ng tuy\u1ebfn t\u00ednh. Cho n\u00ean m\u1ecdi \u00e2m thanh t\u1edbi theo v\u00f2ng tr\u00f2n v\u00e0 b\u1ea1n \u1edf trung t\u00e2m. D\u00f9 b\u1ea1n \u1edf b\u1ea5t k\u00ec ch\u1ed7 n\u00e0o, b\u1ea1n bao gi\u1edd c\u0169ng l\u00e0 trung t\u00e2m c\u1ee7a \u00e2m thanh. V\u1edbi \u00e2m thanh, b\u1ea1n bao gi\u1edd c\u0169ng l\u00e0 Th\u01b0\u1ee3ng \u0111\u1ebf, trung t\u00e2m c\u1ee7a to\u00e0n th\u1ec3 v\u0169 tr\u1ee5. M\u1ecdi \u00e2m thanh \u0111\u1ec1u \u0111i t\u1edbi b\u1ea1n, chuy\u1ec3n t\u1edbi b\u1ea1n, theo v\u00f2ng tr\u00f2n.<\/p>\n
N\u1ebfu b\u1ea1n \u0111ang ng\u1ed3i b\u00ean c\u1ea1nh th\u00e1c \u0111\u1ed5, nh\u1eafm m\u1eaft l\u1ea1i v\u00e0 c\u1ea3m th\u1ea5y \u00e2m thanh kh\u1eafp xung quanh b\u1ea1n, r\u01a1i l\u00ean b\u1ea1n t\u1eeb m\u1ecdi ph\u00eda, t\u1ea1o ra m\u1ed9t trung t\u00e2m trong b\u1ea1n t\u1eeb m\u1ecdi ph\u00eda. T\u1ea1i sao c\u00f3 nh\u1ea5n m\u1ea1nh n\u00e0y v\u00e0o vi\u1ec7c c\u1ea3m th\u1ea5y r\u1eb1ng b\u1ea1n \u1edf trung t\u00e2m? V\u00ec trong trung t\u00e2m kh\u00f4ng c\u00f3 \u00e2m thanh. Trung t\u00e2m l\u00e0 kh\u00f4ng c\u00f3 \u00e2m thanh, \u0111\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao b\u1ea1n c\u00f3 th\u1ec3 nghe th\u1ea5y \u00e2m thanh; b\u1eb1ng kh\u00f4ng b\u1ea1n kh\u00f4ng th\u1ec3 nghe th\u1ea5y ch\u00fang. \u00c2m thanh kh\u00f4ng th\u1ec3 nghe th\u1ea5y \u00e2m thanh kh\u00e1c. V\u00ec b\u1ea1n l\u00e0 v\u00f4 \u00e2m t\u1ea1i trung t\u00e2m, b\u1ea1n c\u00f3 th\u1ec3 nghe th\u1ea5y \u00e2m thanh. Trung t\u00e2m l\u00e0 tuy\u1ec7t \u0111\u1ed1i im l\u1eb7ng. \u0110\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao b\u1ea1n c\u00f3 th\u1ec3 nghe th\u1ea5y \u00e2m thanh \u0111i v\u00e0o b\u1ea1n, \u0111i t\u1edbi b\u1ea1n, xuy\u00ean th\u1ea5u b\u1ea1n, bao quanh b\u1ea1n.<\/p>\n
N\u1ebfu b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm ra trung t\u00e2m \u1edf \u0111\u00e2u, tr\u01b0\u1eddng trong b\u1ea1n \u1edf \u0111\u00e2u n\u01a1i m\u1ecdi \u00e2m thanh k\u00e9o t\u1edbi, \u0111\u1ed9t nhi\u00ean \u00e2m thanh s\u1ebd bi\u1ebfn m\u1ea5t v\u00e0 b\u1ea1n s\u1ebd \u0111i v\u00e0o trong c\u00e1i v\u00f4 \u00e2m. N\u1ebfu b\u1ea1n c\u00f3 th\u1ec3 c\u1ea3m th\u1ea5y trung t\u00e2m n\u01a1i m\u1ecdi \u00e2m thanh \u0111\u1ec1u \u0111\u01b0\u1ee3c nghe th\u1ea5y, c\u00f3 si\u00eau vi\u1ec7t b\u1ea5t th\u1ea7n c\u1ee7a \u00fd th\u1ee9c. Kho\u1ea3nh kh\u1eafc n\u00e0y b\u1ea1n s\u1ebd nghe th\u1ea5y to\u00e0n th\u1ebf gi\u1edbi \u0111\u01b0\u1ee3c r\u00f3t \u0111\u1ea7y b\u1eb1ng \u00e2m thanh, v\u00e0 kho\u1ea3nh kh\u1eafc kh\u00e1c nh\u1eadn bi\u1ebft c\u1ee7a b\u1ea1n s\u1ebd \u0111\u1ed9t nhi\u00ean quay v\u00e0o trong v\u00e0 b\u1ea1n s\u1ebd nghe th\u1ea5y v\u00f4 \u00e2m, trung t\u00e2m c\u1ee7a s\u1ed1ng.<\/p>\n
M\u1ed9t khi b\u1ea1n \u0111\u00e3 nghe th\u1ea5y \u0111i\u1ec1u \u0111\u00f3, th\u1ebf th\u00ec kh\u00f4ng \u00e2m thanh n\u00e0o c\u00f3 th\u1ec3 qu\u1ea5y r\u1ed1i b\u1ea1n. N\u00f3 t\u1edbi v\u1edbi b\u1ea1n, nh\u01b0ng n\u00f3 kh\u00f4ng bao gi\u1edd \u0111\u1ea1t t\u1edbi b\u1ea1n. N\u00f3 bao gi\u1edd c\u0169ng t\u1edbi b\u1ea1n, nh\u01b0ng n\u00f3 kh\u00f4ng bao gi\u1edd \u0111\u1ea1t t\u1edbi b\u1ea1n. C\u00f3 m\u1ed9t \u0111i\u1ec3m m\u00e0 kh\u00f4ng \u00e2m thanh n\u00e0o \u0111i v\u00e0o. \u0110i\u1ec3m \u0111\u00f3 l\u00e0 b\u1ea1n<\/em>. L\u00e0m vi\u1ec7c \u0111\u00f3 \u1edf ch\u1ee3, kh\u00f4ng c\u00f3 ch\u1ed7 kh\u00e1c nh\u01b0 ch\u1ee3. N\u00f3 \u0111\u01b0\u1ee3c r\u00f3t \u0111\u1ea7y nhi\u1ec1u \u00e2m thanh th\u1ebf, \u00e2m thanh \u0111i\u00ean kh\u00f9ng. Nh\u01b0ng \u0111\u1eebng b\u1eaft \u0111\u1ea7u ngh\u0129 v\u1ec1 \u00e2m thanh – r\u1eb1ng \u0111i\u1ec1u n\u00e0y l\u00e0 t\u1ed1t v\u00e0 \u0111i\u1ec1u kia l\u00e0 x\u1ea5u, v\u00e0 \u0111i\u1ec1u n\u00e0y qu\u1ea5y r\u1ed1i v\u00e0 \u0111i\u1ec1u kia r\u1ea5t hay v\u00e0 h\u00e0i ho\u00e0. B\u1ea1n kh\u00f4ng ph\u1ea3i ngh\u0129 v\u1ec1 \u00e2m thanh, b\u1ea1n \u0111\u01a1n gi\u1ea3n ph\u1ea3i ngh\u0129 v\u1ec1 trung t\u00e2m. B\u1ea1n kh\u00f4ng ph\u1ea3i ngh\u0129 v\u1ec1 m\u1ecdi \u00e2m thanh \u0111i t\u1edbi b\u1ea1n – li\u1ec7u n\u00f3 c\u00f3 l\u00e0 t\u1ed1t, x\u1ea5u, hay. B\u1ea1n ch\u1ec9 ph\u1ea3i nh\u1edb r\u1eb1ng b\u1ea1n l\u00e0 trung t\u00e2m v\u00e0 m\u1ecdi \u00e2m thanh \u0111ang di chuy\u1ec3n t\u1edbi b\u1ea1n – m\u1ecdi \u00e2m thanh, d\u00f9 b\u1ea5t k\u00ec lo\u1ea1i g\u00ec.<\/p>\n \u00c2m thanh kh\u00f4ng \u0111\u01b0\u1ee3c nghe trong tai, tai kh\u00f4ng th\u1ec3 nghe th\u1ea5y ch\u00fang. Tai ch\u1ec9 l\u00e0m vi\u1ec7c truy\u1ec1n, v\u00e0 trong vi\u1ec7c truy\u1ec1n ch\u00fang c\u1eaft b\u1ecf \u0111i nhi\u1ec1u th\u1ee9 l\u00e0 v\u00f4 d\u1ee5ng v\u1edbi b\u1ea1n. Ch\u00fang ch\u1ecdn l\u1ecdc, ch\u00fang l\u1ef1a ch\u1ecdn, v\u00e0 th\u1ebf r\u1ed3i nh\u1eefng \u00e2m thanh \u0111\u00f3 \u0111i v\u00e0o b\u1ea1n. B\u00e2y gi\u1edd t\u00ecm ra \u1edf b\u00ean trong trung t\u00e2m c\u1ee7a b\u1ea1n \u1edf \u0111\u00e2u. Tai kh\u00f4ng ph\u1ea3i l\u00e0 trung t\u00e2m, b\u1ea1n \u0111ang nghe t\u1eeb \u0111\u00e2u \u0111\u00f3 s\u00e2u b\u00ean d\u01b0\u1edbi. Tai \u0111\u01a1n gi\u1ea3n g\u1eedi cho b\u1ea1n nh\u1eefng \u00e2m thanh \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn. B\u1ea1n \u1edf \u0111\u00e2u? Trung t\u00e2m c\u1ee7a b\u1ea1n \u1edf \u0111\u00e2u?<\/p>\n N\u1ebfu b\u1ea1n l\u00e0m vi\u1ec7c v\u1edbi \u00e2m thanh, th\u1ebf th\u00ec s\u1edbm hay mu\u1ed9n b\u1ea1n s\u1ebd b\u1ecb ng\u1ea1c nhi\u00ean – v\u00ec trung t\u00e2m n\u00e0y kh\u00f4ng \u1edf trong \u0111\u1ea7u. N\u00f3 c\u00f3 v\u1ebb nh\u01b0 \u1edf trong \u0111\u1ea7u v\u00ec b\u1ea1n ch\u01b0a bao gi\u1edd nghe c\u00e1c \u00e2m thanh, b\u1ea1n \u0111\u00e3 nghe ch\u1ec9 c\u00e1c l\u1eddi. V\u1edbi l\u1eddi c\u00e1i \u0111\u1ea7u l\u00e0 trung t\u00e2m, v\u1edbi \u00e2m thanh n\u00f3 kh\u00f4ng l\u00e0 trung t\u00e2m. \u0110\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao \u1edf Nh\u1eadt B\u1ea3n h\u1ecd n\u00f3i r\u1eb1ng con ng\u01b0\u1eddi ngh\u0129 kh\u00f4ng qua \u0111\u1ea7u, m\u00e0 qua b\u1ee5ng – v\u00ec h\u1ecd \u0111ang t\u1eebng l\u00e0m vi\u1ec7c v\u1edbi \u00e2m thanh trong th\u1eddi gian l\u00e2u.<\/p>\n B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra \u00e2m thanh ch\u1ec9 b\u1eb1ng vi\u1ec7c d\u00f9ng ng\u00f3n tay c\u1ee7a b\u1ea1n, hay v\u1edbi b\u1ea5t k\u00ec c\u00e1i g\u00ec b\u1ecbt tai b\u1ea1n m\u1ed9t c\u00e1ch \u00e9p bu\u1ed9c. Th\u1ebf th\u00ec \u00e2m thanh n\u00e0o \u0111\u00f3 \u0111\u01b0\u1ee3c nghe th\u1ea5y. \u00c2m thanh \u0111\u00f3 l\u00e0 g\u00ec, v\u00e0 t\u1ea1i sao b\u1ea1n nghe th\u1ea5y n\u00f3 khi tai b\u1ecb b\u1ecbt, khi tai b\u1ecb n\u00fat l\u1ea1i?<\/p>\n Chuy\u1ec7n x\u1ea3y ra \u1edf M\u0129, r\u1eb1ng m\u1ed9t chi\u1ebfc t\u1ea7u ho\u1ea3 \u0111i qua v\u00f9ng l\u00e2n c\u1eadn th\u00e0nh ph\u1ed1 n\u00e0o \u0111\u00f3 v\u00e0o gi\u1eefa \u0111\u00eam, \u0111\u00e2u \u0111\u00f3 qu\u00e3ng 2 gi\u1edd s\u00e1ng. M\u1ed9t tuy\u1ebfn \u0111\u01b0\u1eddng m\u1edbi \u0111\u01b0\u1ee3c kh\u00e1nh th\u00e0nh v\u00e0 t\u1ea7u ho\u1ea3 th\u00f4i \u0111i tr\u00ean con \u0111\u01b0\u1eddng c\u0169. Nh\u01b0ng m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng r\u1ea5t l\u1ea1 \u0111\u00e3 x\u1ea3y ra. Nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 s\u1ed1ng \u1edf v\u00f9ng l\u00e2n c\u1eadn \u0111\u00f3, n\u01a1i t\u1ea7u ho\u1ea3 \u0111\u00e3 th\u00f4i \u0111i, ph\u00e0n n\u00e0n v\u1edbi c\u1ea3nh s\u00e1t r\u1eb1ng v\u00e0o qu\u00e3ng 2 gi\u1edd s\u00e1ng c\u00e1i g\u00ec \u0111\u00f3 huy\u1ec1n b\u00ed \u0111\u00e3 \u0111\u01b0\u1ee3c nghe th\u1ea5y. \u0110\u00e3 c\u00f3 nhi\u1ec1u b\u00e1o c\u00e1o th\u1ebf, \u0111i\u1ec1u \u0111\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u tra xem v\u1ea5n \u0111\u1ec1 l\u00e0 g\u00ec. Nh\u1eefng \u00e2m thanh k\u00ec l\u1ea1 \u0111\u00e3 \u0111\u01b0\u1ee3c nghe th\u1ea5y v\u00e0o qu\u00e3ng hai gi\u1edd s\u00e1ng. Ch\u00fang ch\u01b0a bao gi\u1edd \u0111\u01b0\u1ee3c nghe th\u1ea5y tr\u01b0\u1edbc \u0111\u00e2y khi t\u1ea7u ho\u1ea3 \u0111i qua; m\u1ecdi ng\u01b0\u1eddi \u0111\u00e3 tr\u1edf n\u00ean quen v\u1edbi t\u1ea7u ho\u1ea3. B\u00e2y gi\u1edd \u0111\u1ed9t nhi\u00ean t\u1ea7u ho\u1ea3 d\u1eebng ch\u1ea1y qua. H\u1ecd \u0111\u00e3 ch\u1edd \u0111\u1ee3i nghe th\u1ea5y n\u00f3 trong gi\u1ea5c ng\u1ee7; h\u1ecd \u0111\u00e3 tr\u1edf n\u00ean quen v\u1edbi n\u00f3, b\u1ecb \u01b0\u1edbc \u0111\u1ecbnh. H\u1ecd \u0111\u00e3 ch\u1edd \u0111\u1ee3i, v\u00e0 \u00e2m thanh n\u00e0y \u0111\u00e3 kh\u00f4ng c\u00f3 \u0111\u00f3. S\u1ef1 thi\u1ebfu v\u1eafng \u0111\u01b0\u1ee3c nghe th\u1ea5y, v\u00e0 thi\u1ebfu v\u1eafng n\u00e0y l\u00e0 c\u00e1i g\u00ec \u0111\u00f3 m\u1edbi. H\u1ecd c\u1ea3m th\u1ea5y kh\u00f4ng tho\u1ea3i m\u00e1i v\u1ec1 n\u00f3, h\u1ecd kh\u00f4ng th\u1ec3 ng\u1ee7 \u0111\u01b0\u1ee3c.<\/p>\n Cho n\u00ean l\u1ea7n \u0111\u1ea7u ti\u00ean ng\u01b0\u1eddi ta hi\u1ec3u ra r\u1eb1ng n\u1ebfu b\u1ea1n th\u01b0\u1eddng xuy\u00ean nghe th\u1ea5y c\u00e1i g\u00ec \u0111\u00f3 v\u00e0 n\u00f3 d\u1eebng l\u1ea1i, b\u1ea1n s\u1ebd nghe th\u1ea5y vi\u1ec7c thi\u1ebfu v\u1eafng c\u1ee7a n\u00f3. Cho n\u00ean \u0111\u1eebng ngh\u0129 r\u1eb1ng b\u1ea1n s\u1ebd \u0111\u01a1n gi\u1ea3n kh\u00f4ng nghe n\u00f3. B\u1ea1n s\u1ebd nghe s\u1ef1 thi\u1ebfu v\u1eafng, ph\u1ea7n ph\u1ee7 \u0111\u1ecbnh c\u1ee7a n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c nghe th\u1ea5y. N\u1ebfu t\u00f4i nh\u00ecn b\u1ea1n, v\u00e0 th\u1ebf r\u1ed3i n\u1ebfu t\u00f4i nh\u1eafm m\u1eaft l\u1ea1i, t\u00f4i th\u1ea5y \u1ea3nh \u00e2m c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n nh\u00ecn v\u00e0o c\u1eeda s\u1ed5 v\u00e0 th\u1ebf r\u1ed3i nh\u1eafm m\u1eaft l\u1ea1i b\u1ea1n s\u1ebd th\u1ea5y \u1ea3nh \u00e2m c\u1ee7a c\u1eeda s\u1ed5, v\u00e0 \u1ea3nh \u00e2m n\u00e0y c\u00f3 th\u1ec3 m\u1ea1nh t\u1edbi m\u1ee9c n\u1ebfu b\u1ea1n \u0111\u1ed9t nhi\u00ean nh\u00ecn v\u00e0o t\u01b0\u1eddng, \u1ea3nh \u00e2m s\u1ebd \u0111\u01b0\u1ee3c ph\u00f3ng chi\u1ebfu l\u00ean t\u01b0\u1eddng. B\u1ea1n s\u1ebd th\u1ea5y \u1ea3nh \u00e2m.<\/p>\n C\u0169ng nh\u01b0 \u1ea3nh \u00e2m c\u1ee7a ch\u1ee5p \u1ea3nh, c\u00f3 \u00e2m thanh \u00e2m. Kh\u00f4ng ch\u1ec9 m\u1eaft c\u00f3 th\u1ec3 th\u1ea5y \u1ea3nh \u00e2m, tai th\u1eadm ch\u00ed c\u00f3 th\u1ec3 nghe th\u1ea5y \u00e2m thanh \u00e2m. Cho n\u00ean khi b\u1ea1n \u0111\u00f3ng tai l\u1ea1i, b\u1ea1n nghe th\u1ea5y th\u1ebf gi\u1edbi \u00e2m c\u1ee7a \u00e2m thanh. M\u1ecdi \u00e2m thanh \u0111\u00e3 d\u1eebng l\u1ea1i. \u0110\u1ed9t nhi\u00ean m\u1ed9t \u00e2m thanh m\u1edbi \u0111\u01b0\u1ee3c nghe th\u1ea5y. \u00c2m thanh n\u00e0y l\u00e0 vi\u1ec7c thi\u1ebfu v\u1eafng c\u1ee7a \u00e2m thanh. K\u1ebd h\u1edf \u0111\u00e3 b\u01b0\u1edbc v\u00e0o. B\u1ea1n \u0111ang b\u1ecf l\u1ee1 c\u00e1i g\u00ec \u0111\u00f3, v\u00e0 th\u1ebf r\u1ed3i b\u1ea1n nghe th\u1ea5y s\u1ef1 thi\u1ebfu v\u1eafng n\u00e0y.<\/p>\n Hay, b\u1eb1ng vi\u1ec7c \u0111\u1ec3 ng\u00f3n tay b\u1ecbt tai, nghe \u00e2m thanh c\u1ee7a c\u00e1c \u00e2m thanh<\/em>. \u00c2m thanh \u00e2m \u0111\u00f3 \u0111\u01b0\u1ee3c bi\u1ebft l\u00e0 \u00e2m thanh c\u1ee7a c\u00e1c \u00e2m thanh – v\u00ec n\u00f3 kh\u00f4ng th\u1ef1c s\u1ef1 l\u00e0 \u00e2m thanh, m\u00e0 l\u00e0 s\u1ef1 thi\u1ebfu v\u1eafng \u00e2m thanh. Hay, n\u00f3 l\u00e0 \u00e2m thanh t\u1ef1 nhi\u00ean, v\u00ec n\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi b\u1ea5t k\u00ec c\u00e1i g\u00ec.<\/p>\n M\u1ecdi \u00e2m thanh \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea1o ra. \u00c2m thanh b\u1ea1n nghe th\u1ea5y khi b\u1ea1n b\u1ecbt tai kh\u00f4ng ph\u1ea3i l\u00e0 \u00e2m thanh \u0111\u01b0\u1ee3c t\u1ea1o ra. N\u1ebfu to\u00e0n th\u1ebf gi\u1edbi tr\u1edf th\u00e0nh tuy\u1ec7t \u0111\u1ed1i im l\u1eb7ng, th\u1ebf th\u00ec b\u1ea1n s\u1ebd nghe th\u1ea5y im l\u1eb7ng n\u1eefa. Pascal t\u01b0\u01a1ng truy\u1ec1n \u0111\u00e3 n\u00f3i, “Kho\u1ea3nh kh\u1eafc t\u00f4i ngh\u0129 v\u1ec1 v\u0169 tr\u1ee5 v\u00f4 h\u1ea1n, im l\u1eb7ng c\u1ee7a v\u0169 tr\u1ee5 v\u00f4 h\u1ea1n l\u00e0m cho t\u00f4i r\u1ea5t s\u1ee3 h\u00e3i.” Im l\u1eb7ng l\u00e0m cho \u00f4ng \u1ea5y s\u1ee3 h\u00e3i v\u00ec \u00e2m thanh l\u00e0 duy nh\u1ea5t tr\u00ean tr\u00e1i \u0111\u1ea5t. \u00c2m thanh c\u1ea7n b\u1ea7u kh\u00f4ng kh\u00ed. Kho\u1ea3nh kh\u1eafc b\u1ea1n \u0111i ra ngo\u00e0i b\u1ea7u kh\u00f4ng kh\u00ed c\u1ee7a tr\u00e1i \u0111\u1ea5t kh\u00f4ng c\u00f3 \u00e2m thanh – ch\u1ec9 im l\u1eb7ng tuy\u1ec7t \u0111\u1ed1i. Im l\u1eb7ng \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra ngay c\u1ea3 tr\u00ean tr\u00e1i \u0111\u1ea5t, n\u1ebfu b\u1ea1n \u0111\u00f3ng c\u1ea3 hai tai ho\u00e0n to\u00e0n. Th\u1ebf th\u00ec b\u1ea1n \u1edf tr\u00ean tr\u00e1i \u0111\u1ea5t, nh\u01b0ng b\u1ea1n \u0111\u00e3 chuy\u1ec3n \u0111\u1ed9ng; b\u1ea1n \u0111\u00e3 t\u1ee5t xu\u1ed1ng d\u01b0\u1edbi \u00e2m thanh.<\/p>\n N\u1ebfu b\u1ea1n l\u1ea1c trong r\u1eebng v\u00e0 b\u1ea1n nghe th\u1ea5y l\u1eddi n\u00e0o \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng bi\u1ebft ngu\u1ed3n nh\u01b0ng b\u1ea1n \u00edt s\u1ee3 h\u01a1n. Ai \u0111\u00f3 c\u00f3 \u0111\u00f3! B\u1ea1n kh\u00f4ng m\u1ed9t m\u00ecnh! Trong v\u00f4 \u00e2m thanh, b\u1ea1n m\u1ed9t m\u00ecnh. Trong \u0111\u00e1m \u0111\u00f4ng, n\u1ebfu b\u1ea1n b\u1ecbt c\u1ea3 hai tai to\u00e0n b\u1ed9 v\u00e0 \u0111i v\u00e0o trong, b\u1ea1n m\u1ed9t m\u00ecnh. \u0110\u00e1m \u0111\u00f4ng \u0111\u00e3 bi\u1ebfn m\u1ea5t, v\u00ec ch\u00ednh qua \u00e2m thanh m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft ng\u01b0\u1eddi kh\u00e1c c\u00f3 \u0111\u00f3.<\/p>\n B\u1eb1ng vi\u1ec7c \u0111\u1ec3 ng\u00f3n tay b\u1ecbt tai, nghe \u00e2m thanh c\u1ee7a c\u00e1c \u00e2m thanh<\/em>. Vi\u1ec7c thi\u1ebfu v\u1eafng \u00e2m thanh n\u00e0y l\u00e0 kinh nghi\u1ec7m r\u1ea5t tinh t\u1ebf. N\u00f3 s\u1ebd cho b\u1ea1n c\u00e1i g\u00ec? Kho\u1ea3nh kh\u1eafc kh\u00f4ng c\u00f3 \u00e2m thanh, b\u1ea1n r\u01a1i tr\u1edf l\u1ea1i v\u00e0o b\u1ea3n th\u00e2n b\u1ea1n. C\u00f3 \u00e2m thanh ch\u00fang ta di chuy\u1ec3n ra xa, c\u00f3 \u00e2m thanh ch\u00fang ta di chuy\u1ec3n t\u1edbi ng\u01b0\u1eddi kh\u00e1c. C\u1ed1 hi\u1ec3u \u0111i\u1ec1u n\u00e0y: c\u00f3 \u00e2m thanh ch\u00fang ta c\u00f3 quan h\u1ec7 v\u1edbi ng\u01b0\u1eddi kh\u00e1c, ch\u00fang ta trao \u0111\u1ed5i v\u1edbi ng\u01b0\u1eddi kh\u00e1c.<\/p>\n N\u1ebfu \u00e2m thanh l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 chuy\u1ec3n sang ng\u01b0\u1eddi kh\u00e1c, th\u1ebf th\u00ec v\u00f4 \u00e2m tr\u1edf th\u00e0nh ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 chuy\u1ec3n v\u00e0o b\u1ea3n th\u00e2n ng\u01b0\u1eddi ta. V\u1edbi \u00e2m thanh b\u1ea1n trao \u0111\u1ed5i v\u1edbi ng\u01b0\u1eddi kh\u00e1c, v\u1edbi v\u00f4 \u00e2m b\u1ea1n r\u01a1i xu\u1ed1ng trong v\u1ef1c th\u1eb3m ri\u00eang c\u1ee7a b\u1ea1n, trong b\u1ea3n th\u00e2n b\u1ea1n. \u0110\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao nhi\u1ec1u k\u0129 thu\u1eadt th\u1ebf d\u00f9ng v\u00f4 \u00e2m \u0111\u1ec3 \u0111i v\u00e0o trong.<\/p>\n Tr\u1edf th\u00e0nh tuy\u1ec7t \u0111\u1ed1i c\u00e2m v\u00e0 \u0111i\u1ebfc – cho d\u00f9 ch\u1ec9 trong v\u00e0i kho\u1ea3ng kh\u1eafc – v\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 \u0111i b\u1ea5t k\u00ec \u0111\u00e2u kh\u00e1c h\u01a1n b\u1ea3n th\u00e2n b\u1ea1n. \u0110\u1ed9t nhi\u00ean b\u1ea1n s\u1ebd th\u1ea5y r\u1eb1ng b\u1ea1n \u0111ang \u0111\u1ee9ng b\u00ean trong; kh\u00f4ng chuy\u1ec3n \u0111\u1ed9ng n\u00e0o s\u1ebd l\u00e0 c\u00f3 th\u1ec3. \u0110\u00f3 l\u00e0 l\u00ed do t\u1ea1i sao im l\u1eb7ng \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c h\u00e0nh nhi\u1ec1u th\u1ebf. Trong n\u00f3, m\u1ecdi chi\u1ebfc c\u1ea7u \u0111\u1ec3 chuy\u1ec3n sang ng\u01b0\u1eddi kh\u00e1c \u0111\u1ec1u b\u1ecb g\u1eaby.<\/p>\n <\/p>\n T\u1eeb \u201cVigyan Bhairav M\u1eadt t\u00f4ng – t\u1eadp 2\u201d<\/p>\n","protected":false},"excerpt":{"rendered":" \u00c2m thanh bao gi\u1edd c\u0169ng hi\u1ec7n di\u1ec7n. C\u00f3 th\u1ec3 \u1edf ch\u1ee3 hay c\u00f3 th\u1ec3 \u1edf n\u01a1i \u1ea9n c\u01b0 Himalaya: \u00e2m thanh c\u00f3 \u0111\u00f3. Ng\u1ed3i im … <\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[],"class_list":["post-423","post","type-post","status-publish","format-standard","hentry","category-nang-luc-cam"],"_links":{"self":[{"href":"https:\/\/reikivietnam.org\/index.php?rest_route=\/wp\/v2\/posts\/423","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/reikivietnam.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/reikivietnam.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/reikivietnam.org\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/reikivietnam.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=423"}],"version-history":[{"count":1,"href":"https:\/\/reikivietnam.org\/index.php?rest_route=\/wp\/v2\/posts\/423\/revisions"}],"predecessor-version":[{"id":424,"href":"https:\/\/reikivietnam.org\/index.php?rest_route=\/wp\/v2\/posts\/423\/revisions\/424"}],"wp:attachment":[{"href":"https:\/\/reikivietnam.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=423"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/reikivietnam.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=423"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/reikivietnam.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}