R/P heads for "2-head" cassette decks measured



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Head/Deck Material Channel L (10 kHz) mH Q (10 kHz) R, Ohm
1 Aiwa AD-F370 Amorphous L 106 7.5 315
CM09 8F08C R 105 7.5 310
2 Aiwa AD-F700 Amorphous L 103 11 201 *
(3320 I93S) R 102 9.7 199
3 BT62 (China) Permalloy L 91 2.2 243 *
R 87 2.3 247
4 Denon DR-M12 Permalloy L 33 3.1 104
K73S R 31 3.1 100
5 Denon DRM-600 Amorphous L 38 8 110
R 36 7 107
6 HY4246 K3K2 (Samsung?) Permalloy L 100 3 304
Alps? R 99 3.1 321
7 Konig Electronic 2016.00 Permalloy L 80 3.1 232 *
R 79 3.3 230
8 MS 15RAA2 K9Z20 Permalloy L 105 2.3 215 *
R 95 2.2 220
9 Nakamichi 500 Crystalloy L 116 3.6 316 *
R 106 3.6 312
10 Nakamichi S4720 Sendust L 121 2.8 254 *
R 120 2.9 245
11 Nakamichi BX-100 Sendust L 111 2.2 260 *
N6 Z 20 R 114 2.1 253
12 Nakamichi BX-125 Sendust L 106 2.4 261 *
S5X10 R 104 2.3 263
13 Nakamichi RX-202 Sendust L 102 2.2 265
S3Y10 R 103 2.5 255
14 Onkyo TA-2050 Permalloy L 101 2.5 332
A0410 R 105 2.3 325
15 Pioneer CT-6R Sendust L 174 3.8 319
RXX-333 (Ribbon) R 184 3.7 332
16 Sansui 45360600 Permalloy L 103 2.2 189 *
R 106 2.2 191
17 Sony PP181-3602D Permalloy L 82 2.2 187 *
R 80 2.1 190
18 Sony TC-161SD F&F Ferrite L 153 4.1 166
PF133-3602 R 149 4.4 166
19 Sony TC-229SD F&F Ferrite L 174 24.5 193
PF145-3602A R 171 26 195
20 Sony TC-D5PRO F&F Ferrite L 142 28 201
PF180-3602 R 151 32 204
21 S-231 S7A30 Permalloy L 96 2.4 245 *
R 93 2.6 240
22 Tascam 112 G83S 53789044 Permalloy L 72 3.8 153
R 75 3.7 153
23 Teac 55696160 Sendust L 122 3 213 *
 (WY1416ZT) R 125 2.8 211
24 Technics 3117A HP Ferrite L 148 18 167 *
R 120 20 163
25 Technics RSM265X Amorphous L 94 7.2 237 *
AX QWY4137Z R 100 7.4 239
26 Technics RS-B55 Amorphous L 90 7 239 *
AX QWY4161G R 92 7.6 225
27 Technics RS-B555 Permalloy L 67 1.6 294
H4C35 GZA 9I19C R 67 1.5 294
28 Technics RS-M02 "SX" Sendust L 116 2.9 209 *
(WY1416ZA) R 113 3.1 209
29 Toshiba PC-E70 Permalloy L 103 2.7 316 *
HRPT-77 "SuperAP" R 98 2.7 311
30 Toshiba PC-X10 Permalloy L 91 2.9 259
BG62 R 82 3 265
31 Yamaha GF-35 Sendust L 27.4 2.7 105 *
R 25.3 2.7 106
32 Yamaha GF-36 Sendust L 27.9 2.2 124 *
R 28.6 2.2 121
33 Yamaha KX-300 Amorphous L 39.3 9.3 105
GF-40 R 37.6 9.3 107
34 02 I 421-0 Permalloy L 101 2.7 301 *
R 94 2.9 304
35 245-30 N9Y20 Permalloy L 104 2.6 205 *
R 101 2.6 207
36 5874-2320 F568 Sendust L 124 2.6 182
R 116 2.7 179
37 S280 (Japan) Permalloy L 121 3 196
R 114 3.1 200

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