| 000 | 00504nam a22001697a 4500 | ||
|---|---|---|---|
| 020 | _a335040071 | ||
| 082 |
_a621.3 _bOPS |
||
| 100 |
_aThe Open University _9171978 |
||
| 245 |
_aElectromagnetics and electronics units 16 and 17 _b: a servomechanism an operational amplifier _cThe Open University |
||
| 260 |
_aBuckinghamshire: _bThe open university, _c1972. |
||
| 300 | _a24p. | ||
| 500 | _aSB | ||
| 546 | _aEng | ||
| 650 |
_aServomechanisms _963532 |
||
| 650 |
_aElectromagnetism _9171979 |
||
| 942 | _cBK | ||
| 999 |
_c67602 _d67602 |
||